Mill Cutting Tools

Mill cutting tools - LittleMachineShop.com

LittleMachineShop.com has cutting tools for your bench top mill including high speed steel end mills, indexable end mills, dovetail cutters and more.

5137 Corner Rounding End Mill, 1/16", HSS

1/16" Radius, 3/8" shank
7/16" Head diameter (Mill)
2-1/2" overall length
Form relieved for longer life
Right Hand Cut

Intended for use in rounding off sharp corners. Form-relieved type corner rounding end mills may be sharpened many times without changing the form of the radius. Non-center, right hand cutting with straight flutes and a weldon shank. Made of High Speed Steel.

5139 Corner Rounding End Mill, 1/4", HSS

1/4" Radius, 1/2" shank
1" Head diameter (Mill)
3" overall length
Form relieved for longer life
Right Hand Cut

5138 Corner Rounding End Mill, 1/8", HSS

1/8" Radius, 1/2" shank
5/8" Head diameter (Mill)
3" overall length
Form relieved for longer life
Right Hand Cut

5173 Corner Rounding End Mills, HSS, Individual Sizes

Formed Radius Cutters with right hand cut
Resharpen without changing form
Straight flutes
Weldon Shank

4539 Countersink Set, Single Flute 82 Degree, Set of 3

Single flute countersinks
High speed steel
For steel, brass, and aluminum
82 degree point angle
1/4", 3/8", and 1/2" diameter countersinks

Use 82 degree countersinks for deburring and for flat head screws.

4540 Countersink Set, Single Flute 82 Degree, Set of 4

Single flute countersinks
High speed steel
For steel, brass, and aluminum
82 degree point angle
1/4", 3/8", 1/2", and 3/4" diameter countersinks

Use 82 degree countersinks for deburring and for flat head screws.

4542 Countersink Set, Zero-Flute 82 Degree, Set of 5

High speed steel pilotless countersinks and deburring tools
Cam relieved for chatter free cutting
For mild steel, brass, aluminum, and plastics
82 degree point angle
Includes sizes 0 through 4

Use 82 degree countersinks for deburring and for flat head screws. These countersinks can be resharpened with a small mounted grinding wheel in the hole. Sizes 0, 1, and 2 have a 1/4" diameter shank. Sizes 3 and 4 have a 1/2" diameter shank.

4537 Countersink, 82 Degree, 1/2" Single Flute

Single flute countersinks
High speed steel
For steel, brass, and aluminum
82 degree point angle
1/2" diameter countersink with 1/4" round shank

Use 82 degree countersinks for deburring and for flat head screws.

4535 Countersink, 82 Degree, 1/4" Single Flute

Single flute countersinks
High speed steel
For steel, brass, and aluminum
82 degree point angle
1/4" diameter countersink with 1/4" round shank

Use 82 degree countersinks for deburring and for flat head screws.

4538 Countersink, 82 Degree, 3/4" Single Flute

Single flute countersinks
High speed steel
For steel, brass, and aluminum
82 degree point angle
3/4" diameter countersink with 1/2" round shank

Use 82 degree countersinks for deburring and for flat head screws.

4536 Countersink, 82 Degree, 3/8" Single Flute

Single flute countersinks
High speed steel
For steel, brass, and aluminum
82 degree point angle
3/8" diameter countersink with 1/4" round shank

Use 82 degree countersinks for deburring and for flat head screws.

4541 Countersinks, 82 Degree Single Flute, Individual Sizes

High speed steel single flute countersinks
For steel, brass, and aluminum
82 degree point angle

Use 82 degree countersinks for deburring and for flat head screws.

3043 Drill Set, #1-60 Jobber Length HSS

118º Point
Jobber Length
Straight Shanks
High Speed Steel
Includes Metal Index

#1 to 60 high speed steel drill set. Set includes number drills from 1 to 60. These are jobber length drills with straight shanks. Jobber length drills are normal length drills. Includes a metal index for storing the drills.

4150 Drill Set, #1-60 Screw Machine Length HSS

Made in the USA
Surface treated black finish
Heavy duty 135º split point
High speed steel

#1 to 60 high speed steel drill set. Set includes number drills from 1 to 60. Screw machine length drills are 5/8 as long as normal jobber-length drills. These shorter drill bits are useful on mini lathes and mini mills where there isn't much distance for tools. Includes a Huot metal index for storing the drills.

3977 Drill Set, #61-80 Jobber Length HSS

118º point
High speed steel
Jobber length
Straight shanks

#61 to 80 high speed steel drill set. Set includes number drills from 61 to 80. These are jobber length drills with straight shanks. Jobber length drills are normal length drills.

3418 Drill Set, 115 Piece Jobber Length Cobalt Steel

Made in USA
Bronze color finish
135º split point

115 Piece cobalt steel drill set. Set includes 1/16" - 1/2" by 64ths, A - Z, and No. 1 - 60. Cobalt drills display higher red hardness and are especially effective in drilling hard or abrasive materials. These are jobbers length drills with straight shanks. Jobbers length drills are normal length drills. Includes a metal index for storing the drills.

2826 Drill Set, 115 Piece Jobber Length HSS

118º Point
Surface Treated Black Finish
Jobber Length
Straight Shank
High Speed Steel

115 Piece high speed steel drill set. Set includes 1/16" - 1/2" by 64ths, A - Z, and No. 1 - 60. These are jobber length drills with straight shanks. Jobber length drills are normal length drills. Includes a metal index for storing the drills.

2827 Drill Set, 115 Piece Screw Machine Length HSS

Made in USA
High speed steel
Heavy duty 135º split point
Machine length

115 Piece high speed steel machine screw set. Screw Machine Drill Bit Set includes 1/16" - 1/2" by 64ths, A - Z, and No. 1 - 60. These are screw machine length drills with straight shanks. Screw machine length drills are 5/8 as long as normal jobber-length drills. These shorter drill bits are useful on mini lathes and mini mills where there isn't much distance for tools. Includes a Huot metal index for storing the drills.

1109 Drill Set, 19 Piece Metric Jobber Length Cobalt Steel

19 Piece cobalt metric drills
Sizes 1 mm to 10 mm
Ground from solid blanks
135 Degree split point
Set packaged in steel case

19 Piece metric drill set in sizes from 1mm to 10mm. Set includes one each of: 1.0,1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5, & 10 mm. Drills are cobalt and are useful for drilling tough high tensile strength materials including stainless and titanium. 135 degree split point provides self-centering properties and secure positioning on work surface and increases abrasion resistance.

2831 Drill Set, 19 Piece Metric Jobber Length HSS

Made in USA
Bright finish
118º point
Jobber length
High speed steel

19 Piece metric high speed steel drill set. Set includes 1.0 mm - 10.0 mm by 0.5 mm. These are jobbers length drills with straight shanks. Jobbers length drills are normal length drills. Includes a Huot metal index for storing the drills.

3590 Drill Set, 21 Piece Jobber Length HSS, Turbomax Tip

1/16" through 3/8" by 1/64"
Revolutionary tip design stays sharper longer and drills up to 28 percent faster
Three-flatted shank design provides better chuck grip and reduces slippage
M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance
Gold oxide finish.

High speed steel drill bit set with Turbo Point tip. 21-piece set in metal index case includes drill bit sizes 1/16" through 3/8" in 1/64" increments. These are jobbers length drills with three-flatted shanks on larger sizes. Jobbers length drills are normal length drills. Three-flatted shank design is ideal for use in keyless chucks.

2829 Drill Set, 29 Piece Jobber Length HSS

Made in USA
Surface treated black finish
Heavy duty 118º split point
High speed steel
Jobber length

29 Piece high speed steel drill set. Set includes 1/16" - 1/2" by 64ths. These are jobbers length drills with straight shanks. Jobbers length drills are normal length drills. Includes a Huot metal index for storing the drills.

2828 Drill Set, 29 Piece Jobber Length HSS

118º point
Surface treated black finish
Jobber Length
Straight Shanks
High Speed Steel

29 Piece high speed steel drill set. Set includes 1/16" - 1/2" by 64ths. These are jobber length drills with straight shanks. Jobber length drills are normal length drills. Includes a metal index for storing the drills.

2830 Drill Set, 29 Piece Screw Machine Length HSS

Made in USA
Surface treated black finish
Heavy duty 135º split point
High speed steel
Includes metal index

29 Piece high speed steel drill set. Set includes 1/16" - 1/2" by 64ths. These are screw machine length drills with straight shanks. Screw machine length drills are 5/8 as long as normal jobber-length drills. These shorter drill bits are useful on mini lathes and mini mills where there isn't much distance for tools. Includes a Huot metal index for storing the drills.

3044 Drill Set, A-Z Jobber Length HSS

118º Point
Surface Treated Black Finish
Jobber Length
Straight Shanks
High Speed Steel

A to Z high speed steel drill set. Set includes letter drills from A to Z. These are jobber length drills with straight shanks. Jobber length drills are normal length drills. Includes a metal index for storing the drills.

5361 Drill-Mill, 90 Degree, 1/2" 2 Flute, Cobalt

90 Degree angle
Cobalt steel
1/2" End mill diameter
1/2" Shank
3-1/4" overall length, 1-1/4" flute length

Drill-mills work best on aluminum. They can be used for spotting holes instead of using a center drill. And are great for chamfering edges. Use a drill-mill to make a 90 degree angle groove.

5359 Drill-Mill, 90 Degree, 1/4" 2 Flute, Cobalt

90 Degree angle
Cobalt steel
1/4" End mill diameter
3/8" Shank
2-7/16" overall length, 5/8" flute length

Drill-mills work best on aluminum. They can be used for spotting holes instead of using a center drill. And are great for chamfering edges. Use a drill-mill to make a 90 degree angle groove.

5360 Drill-Mill, 90 Degree, 3/8" 2 Flute, Cobalt

90 Degree angle
Cobalt steel
3/8" End mill diameter
3/8" Shank
2-1/2" overall length, 3/4" flute length

Drill-mills work best on aluminum. They can be used for spotting holes instead of using a center drill. And are great for chamfering edges. Use a drill-mill to make a 90 degree angle groove.

5362 Drill-Mills, 90 Degree, 2-Flute, Cobalt, Individual Sizes

90 Degree angle
Cobalt steel
For spotting, chamfering, grooving
For aluminum

Drill-mills work best on aluminum. They can be used for spotting holes instead of using a center drill; and are great for chamfering edges. Use a drill-mill to make a 90 degree angle groove.

1245 End Mill Set, 10 pieces 2 & 4 Flute, TiN coated HSS

10 piece TiN coated HSS end mill set
Includes both 2 flute and 4 flute end mills
Center cutting end mills
Includes 1/4", 3/8", 1/2" , 5/8", and 3/4" end mills

This 10 piece TiN coated HSS end mill set includes both 2 flute and 4 flute end mills. The 1/4" and 3/8" end mills have a 3/8" shank. The 1/2" end mills have a 1/2" shank. The 5/8" end mills have a 5/8" shank. The 3/4" end mills have a 3/4" shank. The set comes in a fitted case.

1244 End Mill Set, 20 pieces 2 & 4 Flute, TiN coated HSS

20 piece TiN coated HSS end mill set
Includes both 2 flute and 4 flute end mills
Center cutting end mills
3/16" to 3/4" by 16ths

The LittleMachineShop 1244 20 piece TiN coated HSS end mill set includes both 2 & 4 flute end mills. The 3/16" through 7/16" end mills have a 3/8" shank. The 1/2" and 9/16" end mills have a 1/2" shank. The 5/8" and 11/16" end mills have a 5/8" shank. The 3/4" end mill has a 3/4" shank. The HSS end mill set comes in a fitted case.

2902 End Mill Set, 6 Piece 2 Flute Ball, HSS

6 piece HSS end mill set
2 flute ball (round end) end mills
Center cutting end mills
Includes 1/8", 3/16", 1/4", 5/16", 3/8", 1/2" end mills
1/8" through 3/8" end mills have 3/8" shank, 1/2" end mills have 1/2" shank

The set comes in a wood stand.

4888 End Mill Set, 6 Piece 2 Flute, Cobalt

6 piece M42 8% cobalt end mill set
2 flute end mills
Center cutting end mills
Includes 1/8", 3/16", 1/4", 5/16", 3/8", 1/2" end mills

The smaller end mills have 3/8" shanks, the 1/2" end mill has a 1/2" shank. The set comes in a wood stand.

1242 End Mill Set, 6 Piece 2 Flute, HSS

6 piece HSS end mill set
2 flute end mills
Center cutting end mills
Includes 1/8", 3/16", 1/4", 5/16", 3/8", 1/2" end mills
All end mills have 3/8" shank.

6 Piece 2 flute high speed steel end mill set (3/8" shank, center cut, high speed steel and single ended.) Sizes: 1/8", 3/16", 1/4", 5/16", 3/8", and 1/2".

6487 End Mill Set, 6 Piece 2 Flute, HSS, Metric

6 piece HSS end mill set
2 flute end mills
Center cutting end mills
Includes 3mm, 5mm, 6mm, 8mm,10mm, 12mm end mills
All end mills have 3/8" shank.

6 Piece 2 flute high speed steel end mill set (3/8" shank, center cut, high speed steel and single ended.) Sizes: 3mm, 5mm, 6mm, 8mm,10mm, 12mm

2903 End Mill Set, 6 Piece 4 Flute Ball, HSS

6 piece HSS end mill set
4 flute ball (round end) end mills
Center cutting end mills
Includes 1/8", 3/16", 1/4", 5/16", 3/8", 1/2" end mills
1/8" through 3/8" end mills have 3/8" shank, 1/2" end mills have 1/2" shank

The ball end mill set comes in a wood stand.

4887 End Mill Set, 6 Piece 4 Flute, Cobalt

6 piece M42 8% cobalt end mill set
4 flute end mills
Center cutting end mills
Includes 1/8", 3/16", 1/4", 5/16", 3/8", and 1/2" end mills

The smaller end mills have 3/8" shanks, the 1/2" end mill has a 1/2" shank. The set comes in a wood stand.

1243 End Mill Set, 6 Piece 4 Flute, HSS

6 piece HSS end mill set
4 flute end mills
Center cutting end mills
Includes 1/8", 3/16", 1/4", 5/16", 3/8", and 1/2" end mills
All end mills have 3/8" shank.

6 Piece 4 flute high speed steel end mill set (3/8" shank, center cut, high speed steel and single ended.) Sizes: 1/8", 3/16", 1/4", 5/16", 3/8", and 1/2".

6488 End Mill Set, 6 Piece 4 Flute, HSS, Metric

6 piece HSS end mill set
4 flute end mills
Center cutting end mills
Includes 3mm, 5mm, 6mm, 8mm,10mm, 12mm end mills
All end mills have 3/8" shank.

6 Piece 4 flute high speed steel end mill set (3/8" shank, center cut, high speed steel and single ended.) Sizes: 3mm, 5mm, 6mm, 8mm,10mm, 12mm.

2548 End Mill Set, Miniature, 10 pieces 2 & 4 Flute, HSS

10 piece HSS miniature end mill set
Includes both 2 flute end mills and 4 flute end mills
Double ended, center cutting end mills
Includes 1/16", 3/32", 1/8", 5/32", and 3/16” end mills
All end mills have 3/16" shank

The set comes in a wood stand.

5153 End Mill, 1" 2 Flute, HSS, 1/2" shank

HSS 2 flute end mill
Center cutting, single end
1/2" shank end mill
1" end mill diameter
3-5/8" overall length, 1-1/2" flute length

Single end 2 flute center cut end mill ground from solid high speed steel. Used for removing material from a workpiece and leaving a smooth finish. The 2 flute design allows for greater swarf removal but at a lower speed. If higher speed is required or less material is to be removed, consider our 4 flute end mills.

5167 End Mill, 1" 4 Flute, HSS, 1/2" shank

HSS 4 flute end mill
Center cutting, single end
1/2" shank
1" end mill diameter
3-5/8" overall length, 1-1/2" flute length

Single end 4 flute center cut end mill ground from solid high speed steel. Used for removing material from a workpiece and leaving a smooth finish. The 4 flute design allows for a high feed rate as less material is removed per flute. If greater swarf removal is desired, consider one of our 2 flute end mills.

5419 End Mill, 1/2" 2 Flute Ball End, M42 Cobalt

Single ball end, 2 flute
1/2" end mill diameter
1" flute length, 3/8" shank
M42 (8%) cobalt
3" overall length

1/2" 2 flute M42 (8%) cobalt ball end mill. Ideal for machining contoured shapes, pocketing and slotting. The rounded cutting edge is also used in machining molds and dies. This end mill has a 1/2" cutting diameter, a 1" flute length and a 3/8" weldon shank. The overall length is 3".

5147 End Mill, 1/2" 2 Flute, HSS, 1/2" Shank

HSS 2 flute end mill
Center cutting, single end
1/2" shank
1/2" end mill diameter
3" overall length, 1" flute length

5146 End Mill, 1/2" 2 Flute, HSS, 3/8" shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
1/2" end mill diameter
3" overall length, 1" flute length

5426 End Mill, 1/2" 2 Flute, M42 Cobalt

Single ended, 2 flute
1/2" end mill diameter
1" flute length, 3/8" Weldon shank
M42 (8%) cobalt
3" overall length

Single end 2 flute center cut end mill ground from M42 (8%) cobalt. Used for removing material from a workpiece and leaving a smooth finish. The 2 flute design allows for greater swarf removal but at a lower speed. If higher speed is required or less material is to be removed, consider our 4 flute end mills.

4895 End Mill, 1/2" 2 Flute, M42 Cobalt TiN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
1/2" end mill diameter
2-1/2" overall length, 13/16" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5170 End Mill, 1/2" 4 Flute Roughing, M42 Cobalt

M42 8% cobalt 4 flute roughing end mill
Center cutting, single end
1/2" shank
1/2" end mill diameter
3-1/4" overall length, 1-1/4" flute length

Roughing end mill ground from solid M42 8% cobalt; center cutting and uncoated. Also known as ripping cutters or hoggers, roughing end mills are designed to removed large amounts of material quicker and more efficiently than standard end mills. The 4 flute design has finer teeth than our course pitch roughing end mill and while it will remove less material, the pressure is distributed over more teeth, ensuring longer tool life and a smoother finish on high temperature alloys and stainless steel.

6337 End Mill, 1/2" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5161 End Mill, 1/2" 4 Flute, HSS, 1/2" Shank

HSS 4 flute end mill
Center cutting, single end
1/2" shank
1/2" end mill diameter
3" overall length, 1" flute length

5160 End Mill, 1/2" 4 Flute, HSS, 3/8" shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
1/2" end mill diameter
3" overall length, 1" flute length

5563 End Mill, 1/2" 4 Flute, M42 Cobalt

Single ended, 4 flute
1/2" end mill diameter
13/16" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-1/2" overall length

Single end 4 flute center cut end mill ground from M42 (8%) cobalt. Used for removing material from a workpiece and leaving a smooth finish. The 4 flute design allows for a high feed rate as less material is removed per flute. If greater swarf removal is desired, consider one of our 2 flute end mills.

4902 End Mill, 1/2" 4 Flute, M42 Cobalt TiN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
1/2" end mill diameter
2-11/16" overall length, 1" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5417 End Mill, 1/4" 2 Flute Ball End, M42 Cobalt

Single ball end, 2 flute
1/4" end mill diameter
5/8" flute length, 3/8" shank
M42 (8%) cobalt
2-7/16" overall length

1/4" 2 flute M42 (8%) cobalt ball end mill. Ideal for machining contoured shapes, pocketing and slotting. The rounded cutting edge is also used in machining molds and dies. This end mill has a 1/4" cutting diameter, a 5/8" flute length and a 3/8" weldon shank. The overall length is 2 7/16".

5142 End Mill, 1/4" 2 Flute, HSS, 3/8" Shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
1/4" end mill diameter
2-5/16" overall length, 1/2" flute length

5422 End Mill, 1/4" 2 Flute, M42 Cobalt

Single ended, 2 flute
1/4" end mill diameter
1/2" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-5/16" overall length

4891 End Mill, 1/4" 2 Flute, M42 Cobalt TiN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
1/4" end mill diameter
2-5/16" overall length, 1/2" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5168 End Mill, 1/4" 3 Flute Roughing, M42 Cobalt

M42 8% cobalt 3 flute roughing end mill
Center cutting, single end
3/8" shank
1/4" end mill diameter
2-7/16" overall length, 5/8" flute length

Roughing end mill ground from solid M42 8% cobalt; center cutting and uncoated. Also known as ripping cutters or hoggers, roughing end mills are designed to removed large amounts of material quicker and more efficiently than standard end mills. This course pitch 3 flute roughing end mill will remove large chips for heavy cuts and rapid material removal. For longer tool life and a smoother finish, see our other roughing end mills in a variety of sizes.

6334 End Mill, 1/4" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5156 End Mill, 1/4" 4 Flute, HSS, 3/8" Shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
1/4" end mill diameter
2-5/16" overall length, 1/2" flute length

5559 End Mill, 1/4" 4 Flute, M42 Cobalt

Single ended, 4 flute
1/4" end mill diameter
5/8" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-1/2" overall length

4898 End Mill, 1/4" 4 Flute, M42 Cobalt TiN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
1/4" end mill diameter
2-7/16" overall length, 5/8" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5415 End Mill, 1/8" 2 Flute Ball End, M42 Cobalt

Single ball end, 2 flute
1/8" end mill diameter
3/8" flute length, 3/8" shank
M42 (8%) cobalt
2-5/16" overall length

1/8" 2 flute M42 (8%) cobalt ball end mill. Ideal for machining contoured shapes, pocketing and slotting. The rounded cutting edge is also used in machining molds and dies. This end mill has a 1/8" cutting diameter, a 3/8" flute length and a 3/8" weldon shank. The overall length is 2 5/16".

5140 End Mill, 1/8" 2 Flute, HSS, 3/8" Shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
1/8" end mill diameter
2-5/16" overall length, 3/8" flute length

5420 End Mill, 1/8" 2 Flute, M42 Cobalt

Single ended, 2 flute
1/8" end mill diameter
3/8" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-5/16" overall length

4889 End Mill, 1/8" 2 Flute, M42 Cobalt TiCN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
1/8" end mill diameter
2-5/16" overall length, 3/8" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

6332 End Mill, 1/8" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5154 End Mill, 1/8" 4 Flute, HSS, 3/8" Shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
1/8" end mill diameter
2-5/16" overall length, 3/8" flute length

5557 End Mill, 1/8" 4 Flute, M42 Cobalt

Single ended, 4 flute
1/8" end mill diameter
3/8" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-5/16" overall length

4896 End Mill, 1/8" 4 Flute, M42 Cobalt TiCN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
1/8" end mill diameter
2-5/16" overall length, 1/2" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5416 End Mill, 3/16" 2 Flute Ball End, M42 Cobalt

Single ball end, 2 flute
3/16" end mill diameter
1/2" flute length, 3/8" shank
M42 (8%) cobalt
2-3/8" overall length

3/16" 2 flute M42 (8%) cobalt ball end mill. Ideal for machining contoured shapes, pocketing and slotting. The rounded cutting edge is also used in machining molds and dies. This end mill has a 3/16" cutting diameter, a 1/2" flute length and a 3/8" weldon shank. The overall length is 2 3/8".

5141 End Mill, 3/16" 2 Flute, HSS, 3/8" Shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
3/16" end mill diameter
2-5/16" overall length, 7/16" flute length

5421 End Mill, 3/16" 2 Flute, M42 Cobalt

Single ended, 2 flute
3/16" end mill diameter
7/16" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-5/16" overall length

4890 End Mill, 3/16" 2 Flute, M42 Cobalt TiCN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
3/16" end mill diameter
2-5/16" overall length, 3/8" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

6333 End Mill, 3/16" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5155 End Mill, 3/16" 4 Flute, HSS, 3/8" Shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
3/16" end mill diameter
2-5/16" overall length, 7/16" flute length

5558 End Mill, 3/16" 4 Flute, M42 Cobalt

Single ended, 4 flute
3/16" end mill diameter
1/2" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-3/8" overall length

4897 End Mill, 3/16" 4 Flute, M42 Cobalt TiCN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
3/16" end mill diameter
2-3/8" overall length, 1/2" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5151 End Mill, 3/4" 2 Flute, HSS, 1/2" shank

HSS 2 flute end mill
Center cutting, single end
1/2" shank
3/4" end mill diameter
3-5/16" overall length, 1-5/16" flute length

5152 End Mill, 3/4" 2 Flute, HSS, 3/4" Shank

HSS 2 flute end mill
Center cutting, single end
3/4" shank
3/4" end mill diameter
3-9/16" overall length, 1-5/16" flute length

5172 End Mill, 3/4" 4 Flute Roughing, M42 Cobalt

M42 8% cobalt 4 flute roughing end mill
Center cutting, single end
3/4" shank
3/4" end mill diameter
3-7/8" overall length, 1-5/8" flute length

5165 End Mill, 3/4" 4 Flute, HSS, 1/2" shank

HSS 4 flute end mill
Center cutting, single end
1/2" shank
3/4" end mill diameter
3-5/16" overall length, 1-5/16" flute length

5166 End Mill, 3/4" 4 Flute, HSS, 3/4" Shank

HSS 4 flute end mill
Center cutting, single end
3/4" shank
3/4" end mill diameter
3-9/16" overall length, 1-5/16" flute length

5418 End Mill, 3/8" 2 Flute Ball End, M42 Cobalt

Single ball end, 2 flute
3/8" end mill diameter
3/4" flute length, 3/8" shank
M42 (8%) cobalt
2-1/2" overall length

3/8" 2 flute M42 (8%) cobalt ball end mill. Ideal for machining contoured shapes, pocketing and slotting. The rounded cutting edge is also used in machining molds and dies. This end mill has a 3/8" cutting diameter, a 3/4" flute length and a 3/8" weldon shank. The overall length is 2 1/2".

5144 End Mill, 3/8" 2 Flute, HSS, 3/8" Shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
3/8" end mill diameter
2-5/16" overall length, 9/16" flute length

5424 End Mill, 3/8" 2 Flute, M42 Cobalt

Single ended, 2 flute
3/8" end mill diameter
9/16" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-5/16" overall length

4893 End Mill, 3/8" 2 Flute, M42 Cobalt TiN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
3/8" end mill diameter
2-5/16" overall length, 9/16" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5169 End Mill, 3/8" 4 Flute Roughing, M42 Cobalt

M42 8% cobalt 4 flute roughing end mill
Center cutting, single end
3/8" shank
3/8" end mill diameter
2-1/2" overall length, 3/4" flute length

6336 End Mill, 3/8" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5158 End Mill, 3/8" 4 Flute, HSS, 3/8" Shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
3/8" end mill diameter
2-1/2" overall length, 3/4" flute length

5561 End Mill, 3/8" 4 Flute, M42 Cobalt

Single ended, 4 flute
3/8" end mill diameter
3/4" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-1/2" overall length

4900 End Mill, 3/8" 4 Flute, M42 Cobalt TiN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
3/8" end mill diameter
2-1/2" overall length, 3/4" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5143 End Mill, 5/16" 2 Flute, HSS, 3/8" Shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
5/16" end mill diameter
2-5/16" overall length, 9/16" flute length

5423 End Mill, 5/16" 2 Flute, M42 Cobalt

Single ended, 2 flute
5/16" end mill diameter
9/16" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-5/16" overall length

4892 End Mill, 5/16" 2 Flute, M42 Cobalt TiN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
5/16" end mill diameter
2-5/16" overall length, 9/16" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

6335 End Mill, 5/16" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5157 End Mill, 5/16" 4 Flute, HSS, 3/8" Shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
5/16" end mill diameter
2-5/16" overall length, 9/16" flute length

5560 End Mill, 5/16" 4 Flute, M42 Cobalt

Single ended, 4 flute
5/16" end mill diameter
3/4" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-1/2" overall length

4899 End Mill, 5/16" 4 Flute, M42 Cobalt TiCN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
5/16" end mill diameter
2-1/2" overall length, 3/4" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5149 End Mill, 5/8" 2 Flute, HSS, 1/2" shank

HSS 2 flute end mill
Center cutting, single end
1/2" shank
5/8" end mill diameter
3-1/8" overall length, 1-1/8" flute length

5150 End Mill, 5/8" 2 Flute, HSS, 5/8" Shank

HSS 2 flute end mill
Center cutting, single end
5/8" shank
5/8" end mill diameter
3-7/16" overall length, 1-5/16" flute length

5171 End Mill, 5/8" 4 Flute Roughing, M42 Cobalt

M42 8% cobalt 4 flute roughing end mill
Center cutting, single end
5/8" shank
5/8" end mill diameter
3-3/4" overall length, 1-5/8" flute length

6338 End Mill, 5/8" 4 Flute, Carbide

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

5163 End Mill, 5/8" 4 Flute, HSS, 1/2" shank

HSS 4 flute end mill
Center cutting, single end
1/2" shank
5/8" end mill diameter
3-1/8" overall length, 1-1/8" flute length

5164 End Mill, 5/8" 4 Flute, HSS, 5/8" Shank

HSS 4 flute end mill
Center cutting, single end
5/8" shank
5/8" end mill diameter
3-7/16" overall length, 1-5/16" flute length

5145 End Mill, 7/16" 2 Flute, HSS, 3/8" Shank

HSS 2 flute end mill
Center cutting, single end
3/8" shank
7/16" end mill diameter
2-1/2" overall length, 13/16" flute length

5425 End Mill, 7/16" 2 Flute, M42 Cobalt

Single ended, 2 flute
7/16" end mill diameter
13/16" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-1/2" overall length

4894 End Mill, 7/16" 2 Flute, M42 Cobalt TiN Coated

M42 8% cobalt 2 flute end mill
Center cutting
3/8" shank
7/16" end mill diameter
2-1/2" overall length, 13/16" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5159 End Mill, 7/16" 4 Flute, HSS, 3/8" Shank

HSS 4 flute end mill
Center cutting, single end
3/8" shank
7/16" end mill diameter
2-1/2" overall length, 13/16" flute length

5562 End Mill, 7/16" 4 Flute, M42 Cobalt

Single ended, 4 flute
7/16" end mill diameter
13/16" flute length, 3/8" Weldon shank
M42 (8%) cobalt
2-1/2" overall length

4901 End Mill, 7/16" 4 Flute, M42 Cobalt TiN Coated

M42 (8%) cobalt 4 flute end mill
Center cutting
3/8" shank
7/16" end mill diameter
2-11/16" overall length, 1" flute length

The spiral flute design permits a faster and smoother cutting action. This CNC qualified end mill is great for general milling operations.

5148 End Mill, 9/16" 2 Flute, HSS, 1/2" Shank

HSS 2 flute end mill
Center cutting, single end
1/2" shank
9/16" end mill diameter
3-1/8" overall length, 1-1/8" flute length

5162 End Mill, 9/16" 4 Flute, HSS, 1/2" Shank

HSS 4 flute end mill
Center cutting, single end
1/2" shank
9/16" end mill diameter
3-1/8" overall length, 1-1/8" flute length

5405 End Mill, Miniature, 1/16" 2 Flute, Double Ended, HSS

Double ended, 2 flute miniature end mill
1/16" end mill diameter
3/16" flute length
High Speed Steel
3/16" Shank diameter, 2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5410 End Mill, Miniature, 1/16" 4 Flute, Double Ended, HSS

Double ended, 4 Flute miniature end mill
1/16" end mill diameter
3/16" flute length
High Speed Steel
2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5407 End Mill, Miniature, 1/8" 2 Flute, Double Ended, HSS

Double ended, 2 flute miniature end mill
1/8" end mill diameter
3/8" flute length
High Speed Steel
3/16" Shank diameter, 2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5412 End Mill, Miniature, 1/8" 4 Flute, Double Ended, HSS

Double ended, 4 Flute miniature end mill
1/8" end mill diameter
3/8" flute length
High Speed Steel
2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5409 End Mill, Miniature, 3/16" 2 Flute, Double Ended, HSS

Double ended, 2 flute miniature end mill
3/16" end mill diameter
1/2" flute length
High Speed Steel
3/16" Shank diameter, 2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5414 End Mill, Miniature, 3/16" 4 Flute, Double Ended, HSS

Double ended, 4 Flute miniature end mill
3/16" end mill diameter
1/2" flute length
High Speed Steel
2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5406 End Mill, Miniature, 3/32" 2 Flute, Double Ended, HSS

Double ended, 2 flute miniature end mill
3/32" end mill diameter
9/32" flute length
High Speed Steel
3/16" Shank diameter, 2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5411 End Mill, Miniature, 3/32" 4 Flute, Double Ended, HSS

Double ended, 4 Flute miniature end mill
3/32" end mill diameter
9/32" flute length
High Speed Steel
2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5408 End Mill, Miniature, 5/32" 2 Flute, Double Ended, HSS

Double ended, 2 flute miniature end mill
5/32" end mill diameter
7/16" flute length
High Speed Steel
3/16" Shank diameter, 2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5413 End Mill, Miniature, 5/32" 4 Flute, Double Ended, HSS

Double ended, 4 Flute miniature end mill
5/32" end mill diameter
7/16" flute length
High Speed Steel
2-1/4" overall length

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5487 End Mills, 2 Flute Ball, M42 Cobalt, Individual Sizes

Single ball end, 2 flute
M42 (8%) cobalt

Various individual ball end mills

5174 End Mills, 2 Flute, HSS, Individual Sizes

HSS 2 flute end mills
Center cutting
Single End
Weldon Shank

Single end 2 flute center cut end mill ground from solid high speed steel. Used for removing material from a workpiece and leaving a smooth finish.

4903 End Mills, 2 Flute, M42 Cobalt, Coated, Individual Sizes

M42 8% cobalt 2 flute end mills
Center cutting, regular length
3/8" shank
Made in the USA

These are high quality, American made, cobalt end mills for general milling operations including slots, grooves and other similar features. They are gound from solid M42 8% cobalt steel. The cutting areas are TiCN coated. These CNC qualified end mills feature a spiral flute design for a faster and smoother cutting action.

5488 End Mills, 2 Flute, M42 Cobalt, Individual Sizes

Single ended, 2 flute
Weldon shank
M42 (8%) cobalt

6331 End Mills, 4 Flute, Carbide, Individual Sizes

Single ended, 4 flute, center cut geometry
Designed for increased chip removal rate
Used for finishing operation
Ideal for milling, slotting, profiling and trace milling
Manufactured from premium submicron grain carbide

Single end 4 flute center cut end mill made from premium submicron grain carbide. Used for finishing operations. The 4 flute design allows for a high feed rate as less material is removed per flute. Ideal for milling, slotting, profiling and trace milling. If greater swarf removal is desired, consider one of our 2 flute end mills. Tolerances of these carbide end mills: Cutting Diameter: +.000/-.002 Shank Diameter: -.0001/-.0004 Radius: +.001/-.001 Run-Out Tolerance: .0005 maximum shank to cutting diameter

5175 End Mills, 4 Flute, HSS, Individual Sizes

HSS 4 flute end mills
Center cutting
Single End
Weldon Shank

Single end 4 flute center cut end mill ground from solid high speed steel. Used for removing material from a workpiece and leaving a smooth finish.

4904 End Mills, 4 Flute, M42 Cobalt, Coated, Individual Sizes

M42 8% cobalt 4 flute end mills
Center cutting
3/8" shank
Made in the USA

These are high quality, American made, cobalt end mills for general milling operations including slots, grooves and other similar features. They are gound from solid M42 8% cobalt steel. The cutting areas are either Titanium Nitride (TiN) or Titanium CarboNitride (TiCN) coated. These CNC qualified end mills feature a spiral flute design for a faster and smoother cutting action.

5556 End Mills, 4 Flute, M42 Cobalt, Individual Sizes

Single ended, 4 flute
Weldon shank
M42 (8%) cobalt

5321 End Mills, Miniature, 2 Flute, Double Ended HSS, Individual Sizes

Double ended, 2 flute miniature end mills
High Speed Steel
2-1/4" overall length
3/16" Shank diameter

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5324 End Mills, Miniature, 4 Flute, Double Ended HSS, Individual Sizes

Double ended, 4 Flute miniature end mills
High Speed Steel
2-1/4" overall length
3/16" Shank diameter

Popular for small slotting, engraving, pocketing and simmilar applications. The medium-high helix angle produces an ideal shearing cut for outstanding performance.

5176 End Mills, Roughing, Cobalt, Individual Sizes

3 and 4 flute roughing end mills
M42 8% cobalt
Center cutting, single end
Weldon Shank

Roughing end mill ground from solid M42 8% cobalt; center cutting and uncoated.

4318 Engraving Tools, Half Round, Individual Sizes

Submicron grade carbide
1/8" shank, 1 1/2" overall length
Use for aluminum, steel, and stainless steel
Kyocera Micro Tools

These engraving cutters can be used on mild steel, alloyed steel, stainless steel, nickel alloys, titanium, cast iron, aluminum, copper, brass, and plastics. These cutters might cause a bur when used on plastics.

5929 Indexable End Mill Set, 1/2" Shank Square Shoulder

90° square shoulder milling
Cutting Diameters: 3/8", 1/2", and 5/8"
Overall length 3"
Two single flute and one two flute tools
Includes: standard APKT-1003 Inserts

Square shoulder milling cutters allow for a true 90° cut, combining peripherial milling with face milling. It is ideal for slotting. This 3 Piece set of square shoulder end mill have 1/2" shanks and overall length of 3" each. The cutting diameters are 3/8", 1/2" and 5/8". The 3/8"s and 1/2" end mills are single flute and require one APKT-1003 insert each. The 5/8" end mill has 2 flutes and requires two inserts. This set comes with APKT-1003 carbide coated inserts, which are an excellent alternative to HSS for heavy material removal.

1889 Indexable End Mill, 2MT, 16 mm Cut Diameter

16 mm (0.63") cutting diameter
2 Morse taper drawbar shank
3/8"-16 thread for the drawbar
Comes with one insert

This indexable end mill requires one TPG-221 (ANSI) or TPGN110304 (ISO) insert.

1146 Indexable End Mill, 3MT, 30 mm Cut Diameter

30 mm (1.18") cutting diameter
3 Morse taper shank
3/8"-16 thread for the drawbar
Comes with one set of inserts

The indexable end mill uses TPC322 (ANSI) TPCN160308 (ISO) inserts.

1952 Indexable End Mill, R8, 1.25" Cut Diameter

R8 shank
1.25" cutting diameter
1.25" length of cut
One set of 2 TPG322 end mill carbide inserts included

For use in heavy duty milling application. Higher metal removal rates. Great surfacing.

5427 Indexable End Mill, R8, 2" Cut Diameter

R8 shank
2" cutting diameter
1-3/8" length of cut
One set of 3 TPG322 carbide inserts included

For use in heavy duty milling application. Higher metal removal rates. Great surfacing. Unique clamping mechanism. Inserts included.

5429 Indexable End Mill, Square Shoulder, 1/2" Cut Diameter

90° square shoulder milling
1/2" cutting diameter
5/8" shank diameter, 3-1/4" overall length
Used for slotting and peripheral milling
Uses one standard APKT-1003 insert (not included)

Square shoulder milling cutters allow for a true 90° cut, combining peripherial milling with face milling. It is ideal for slotting. This square shoulder end mill has a 1/2" cutting diameter, 5/8" shank and is 3 1/4" in over length. It uses one standard APKT-1003 indexable insert. Excellent alternative to HSS, cobalt and carbide end mills for heavy material removal rates.

5428 Indexable End Mill, Square Shoulder, 3/8" Cut Diameter

90° square shoulder milling
3/8" cutting diameter
1/2" shank diameter, 3" overall length
Used for slotting and peripheral milling
Uses one standard APKT-1003 insert (not included)

Square shoulder milling cutters allow for a true 90° cut, combining peripherial milling with face milling. It is ideal for slotting. This square shoulder end mill has a 3/8" cutting diameter, 1/2" shank and is 3 in over length. It uses one standard APKT-1003 indexable insert. APKT-1003 carbide coated inserts are an excellent alternative to HSS for heavy material removal.

5430 Indexable End Mill, Square Shoulder, 5/8" Cut Diameter

90° square shoulder milling
5/8" cutting diameter
5/8" shank diameter, 3-1/4" overall length
Used for slotting and peripheral milling
Uses two standard APKT-1003 inserts (not included)

Square shoulder milling cutters allow for a true 90° cut, combining peripherial milling with face milling. It is ideal for slotting. This square shoulder end mill has a 5/8" cutting diameter, 5/8" shank and is 3 1/4" in over length. It uses two standard APKT-1003 indexable inserts. APKT-1003 carbide coated inserts are an excellent alternative to HSS for heavy material removal.

3066 Reamers, 14 Piece Over-Under Chucking, HSS

Includes 0.0010" over and 0.0010" under for 1/8" to 1/2" by 16ths
Straight shank and straight flute high speed steel reamers
Imported
Includes plastic pouch

This set of high speed steel chucking reamers includes 0.1240", 0.1260", 0.1865", 0.1885", 0.2490", 0.2510", 0.3115", 0.3135", 0.3740", 0.3760", 0.4365", 0.4385", 0.4990", 0.5010" reamers.

3067 Reamers, 29 Piece Chucking, HSS

Includes 1/16" - 1/2" by 64ths
Straight shank
straight flute
high speed steel

29 Piece 1/16-1/2" X 64ths High Speed Steel Chucking Reamer Set

4130 Tap & Drill Combo Set, 18 Piece HSS

High speed steel taps and drill bits
Drill bits are matched with taps for quick use
Includes 6-32, 8-32, 10-24, 10-32, 1/4"-20, 5/16"-18, 3/8"-16, 7/16"-14, and 1/2"-13 HSS taps
Includes #36, #29, #25, #21, #7, F, 5/16", U, and 27/64" HSS drill bits

This set makes tapping common thread sizes a breeze. No need to get out your reading glasses to check those pesky drill charts any more. With this kit you'll be able to grab the correct drill bit and tap and go to work immediately.

5837 Tap & Drill Combo Set, 18 Pieces HSS, Metric

High speed steel taps and drill bits
Drill bits are matched with taps for quick use
Includes M2.5x0.45, M3x0.5, M3.5x0.6, M4x0.7, M5x0.8, M6x1.0, M8x1.25, M10x1.5, and M12x1.75 taps
Includes 2.05mm, 2.5mm, 2.9mm, 3.3mm, 4.2mm, 5.0mm, 6.7mm, 8.5mm and 10.2mm HSS drill bits