LittleMachineShop.com is the premier source of tooling, 
parts, and accessories for bench top machinists.
The premier source of tooling, parts, and accessories for bench top machinists.
 
Contact Us (800) 981 9663
Your Orders
Cart  Cart
   

On Sale
Value Packs
New Products
All Products
Catalog
Store Location
Outlet Store

 
Have you seen?
Milling Machine CNC, Tormach PCNC 440
 
Most Popular of
Reference Books
Basic Machining Reference Handbook
Basic Machining Reference Handbook
Additional popular items
 

Our mobile app; read this with your phone.
Machinist's Calculator

 
 

Your online source for materials.  

 

  

Lathe Chucks and Adapters

Lathe Chucks and Adapters - LittleMachineShop.com

LittleMachineShop.com carries a complete line of 3-jaw lathe chucks, 4-jaw lathe chucks, and lathe chuck backplate adapters for small lathes. Increase the capacity of your mini lathe by replacing the standard 3" lathe chuck with a 4" lathe chuck and adapter. With a lathe chuck adapter, a larger lathe chuck becomes a bolt-on accessory.

3146   Adapter, 3" Lathe Chuck

  • For rotary tables with 20 mm registration hole in center
3" Lathe chuck adapter. This adapter lets you mount a 3" 3- or 4-jaw lathe chuck on a rotary table with a 2 Morse taper center hole. There is an alignment boss that projects into the tapered hole for quick alignment. It is clamped to the rotary table with T-slot nuts that are not included.

1888   Adapter, 3" Lathe Chuck

  • For rotary tables with 24 mm registration hole in center
  • This adapter is included with the 1810 rotary table and 2183 rotary table package
3" Lathe chuck adapter. This adapter lets you mount a 3" 3- or 4-jaw lathe chuck on a rotary table with a 2 Morse taper center hole. There is an alignment boss that projects into the tapered hole for quick alignment. It is clamped to the rotary table with T-slot nuts that are not included. You will need to machine the alignment boss to fit your rotary table.

1692   Adapter, 4" Lathe Chuck
This adapter lets you mount 4" 3- or 4-jaw lathe chucks on your mini lathe. Use this adapter with chucks that have a 72 mm registration recess diameter. The adapter mounts to the 3-hole pattern on the spindle so it works on spindles with only three holes. This adapter is cast iron and has a net thickness of 0.66". The net thickness is the distance from the rim of the lathe spindle to the back of the chuck.

3782   Adapter, 4" Lathe Chuck on 4" Rotary Table

  • Mounts a 4" 3- or 4-jaw chuck on 1810 Rotary Table
  • Maximum diameter matches chuck diameter

2426   Adapter, 4" Lathe Chuck, 3-Jaw
This adapter lets you mount a 4" 3-jaw lathe chuck on your mini lathe. Use this adapter with chucks that have a 70 mm registration recess diameter. The adapter mounts to the 3-hole pattern on the spindle so it works on spindles with only three holes.

2358   Adapter, 5" Lathe Chuck
This adapter lets you mount 5" 3-jaw lathe chucks on your mini lathe in place of a 3" (80 mm) chuck. The adapter mounts to the 3-hole pattern on the spindle so it works on spindles with only three holes. This adapter has a 92 mm diameter registration boss, and has 3 chuck mounting holes.

3942   Adapter, 5" Lathe Chuck
5" Lathe chuck adapter. This adapter lets you mount a 5" 3-jaw lathe chuck on LittleMachineShop.com PN 1787 6" rotary table. There is an alignment boss that projects into the tapered hole for quick alignment. It is clamped to the rotary table with T-slot nuts that are not included. This is Phase II part number 221-356

2961   Adapter, 5" Lathe Chuck
This adapter mounts a 5" 3- or 4-jaw lathe chuck with a 95 mm registration recess on a flange for a 4" chuck with a 72 mm registration boss. It works on 8x12 and 8x14 lathes as well as the Harbor Freight 5980 multipurpose machine. It also fits the SIEG C4 lathe.

2347   Adapter, 5" Lathe Chuck
5" Lathe chuck adapter. This adapter lets you mount a 5" lathe chuck on your mini lathe in place of a 3" (80 mm) chuck. The adapter mounts to the 3-hole pattern on the spindle so it works on spindles with only three holes. This adapter has a 95 mm diameter registration boss and is drilled for both 3- and 4-jaw chucks on a 108 mm bolt circle.

2330   Adapter, 5" Lathe Chuck
5" Lathe chuck adapter. This adapter has a 95 mm diameter registration boss, and has 6 chuck mounting holes. The adapter is 6" in diameter. This adapter lets you mount a 5" 3- or 4-jaw lathe chuck on LittleMachineShop.com PN 2326 6" rotary table. It can be used on other 6" rotary tables with some modifications. There is an alignment boss that projects into the tapered hole for quick alignment. It is clamped to the rotary table with T-slot nuts that are not included. The locating boss on this adapter fits a 30 mm hole, so if the hole in your rotary table is 30 mm or larger this adapter will work without modification. If the hole is smaller, you will need to turn down or remove the locating boss.

3151   Adapter, 5" Lathe Chuck for Prazi
Flange to mount 125 mm chuck on 100 mm flange on Prazi lathes.

5050   Adapter, 5" Lathe Chuck to C8 Spindle

  • Fits 5" lathe chucks with a 95 mm registration recess
This adapter mounts a 5" lathe chuck with a 95 mm registration recess to the C8 and SC8 spindle. It works on all variants of the SIEG C8 lathe.

4913   Adapter, 6" Lathe Chuck

  • Fits 6" 4-jaw lathe chucks with a 65 mm registration recess
This adapter mounts a 6" 4-jaw lathe chuck with a 65 mm registration recess on a flange for a 4" chuck with a 72 mm registration boss. It works on 8x12 and 8x14 lathes as well as the Harbor Freight 5980 multipurpose machine. It also fits the SIEG C4 and SC4 lathes.

4912   Adapter, 6" Lathe Chuck, 3-Jaw

  • Fits 6" lathe chucks with a 130 mm registration recess
This adapter mounts a 6" 3-jaw lathe chuck with a 130 mm registration recess on a flange for a 4" chuck with a 72 mm registration boss. It works on 8x12 and 8x14 lathes as well as the Harbor Freight 5980 multipurpose machine. It also fits the SIEG C4 and SC4 lathes.

4768   Backplate Lathe Chuck Adapter 3" to 3"

  • Fits a 3" chuck on a 3" flange
This is a semi-machined adapter plate. The side that attaches to the lathe flange is fully machined. The side on which the lathe chuck mounts is not finished. Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side. This ensures two things: that it will fit your chuck, and that it is concentric on your lathe.

4769   Backplate Lathe Chuck Adapter, 4" to 3"

  • Fits a 4" chuck on a 3" flange
This is a semi-machined adapter plate. The side that attaches to the lathe flange is fully machined. The side on which the lathe chuck mounts is not finished. Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side. This ensures two things; that it will fit your chuck, and that it is concentric on your lathe.

4770   Backplate Lathe Chuck Adapter, 5" to 3"

  • Fits a 5" chuck on a 3" flange
This is a semi-machined adapter plate. The side that attaches to the lathe flange is fully machined. The side on which the lathe chuck mounts is not finished. Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side. This ensures two things; that it will fit your chuck, and that it is concentric on your lathe.

4771   Backplate Lathe Chuck Adapter, 5" to 4"

  • Fits a 5" chuck on a 4" flange
This is a semi-machined adapter plate. The side that attaches to the lathe flange is fully machined. The side on which the lathe chuck mounts is not finished. Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side. This ensures two things; that it will fit your chuck, and that it is concentric on your lathe.

4772   Backplate Lathe Chuck Adapter, 6" to 4"

  • Fits a 6" chuck on a 4" flange
This is a semi-machined adapter plate. The side that attaches to the lathe flange is fully machined. The side on which the lathe chuck mounts is not finished. Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side. This ensures two things; that it will fit your chuck, and that it is concentric on your lathe.

1791   Chuck Adapter, 1"-10 Thread 4" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 1"-10 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has no chuck mounting holes
  • For all 3" chucks and 4" 4-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This adapter is for a 4" 3-Jaw chuck such as LittleMachineShop.com PN 1698. See LittleMachineShop.com PN 1917 for a 4" diameter adapter pre-drilled for a 3-jaw chuck. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity

1917   Chuck Adapter, 1"-10 Thread 4" Diameter, 3 Holes

  • Cast iron lathe chuck backplate adapter fits lathes with 1"-10 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has three chuck mounting holes for a 3-jaw chuck
  • For 4" 3-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This adapter is for a 4" 3-Jaw chuck such as LittleMachineShop.com PN 1698. NOTE: PN 1791 is the same adapter just without the 3 holes pre-drilled. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity

2333   Chuck Adapter, 1"-10 Thread 5" Diameter
Cast iron lathe chuck adapter fits a lathe with a 1"-10 spindle nose thread. This adapter is 5" (125 mm) in diameter and has no chuck mounting holes. Use it for all 5" chucks. *NOTE*These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

2334   Chuck Adapter, 1"-10 Thread 6" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 1"-10 spindle nose thread
  • Adapter is 6" (160 mm) in diameter and has no chuck mounting holes
  • Use it for all 6" chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity.
*NOTE*These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity. Use it for all 6" chucks.

1790   Chuck Adapter, 1"-8 Thread 4" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 1"-8 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has no chuck mounting holes
  • For all 3" chucks and 4" 4-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
See LittleMachineShop.com PN 1916 for a 4" diameter adapter pre-drilled for a 3-jaw chuck. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1916   Chuck Adapter, 1"-8 Thread 4" Diameter, 3 Holes

  • Cast iron lathe chuck backplate adapter fits lathes with 1"-8 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has three chuck mounting holes for a 3-jaw chuck
  • For 4" 3-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This adapter is for a 4" 3-Jaw chuck such as LittleMachineShop.com PN 1698. NOTE: PN 1790 is the same adapter just without the 3 holes pre-drilled. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

2331   Chuck Adapter, 1"-8 Thread 5" Diameter
Cast iron lathe chuck adapter fits a lathe with a 1"-8 spindle nose thread. This adapter is 5" (125 mm) in diameter and has no chuck mounting holes. Use it for all 5" chucks. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

2332   Chuck Adapter, 1"-8 Thread 6" Diameter
Cast iron lathe chuck adapter fits a lathe with a 1"-8 spindle nose thread. This adapter is 6" (125 mm) in diameter and has no chuck mounting holes. Use it for all 6" chucks. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1792   Chuck Adapter, 1-1/2"-8 Thread 4" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 1-1/2"-8 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has no chuck mounting holes
  • For all 3" chucks and 4" 4-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
See LittleMachineShop.com PN 1918 for a 4" diameter adapter pre-drilled for a 3-jaw chuck. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity

1918   Chuck Adapter, 1-1/2"-8 Thread 4" Diameter, 3 Holes

  • Cast iron lathe chuck backplate adapter fits lathes with 1-1/2"-8 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has three chuck mounting holes for a 3-jaw chuck
  • For 4" 3-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This adapter is for a 4" 3-Jaw chuck such as LittleMachineShop.com PN 1698. NOTE: PN 1792 is the same adapter just without the 3 holes pre-drilled. *NOTE*These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity

1919   Chuck Adapter, 1-1/2"-8 Thread 6" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 1-1/2"-8 spindle nose thread
  • Adapter is 6" (160 mm) in diameter and has no chuck mounting holes
  • Adapter can be used for any 6", 5" or 4" lathe chuck
  • Includes instructions for final turning of the registration diameter to insure concentricity.
*NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity

5126   Chuck Adapter, 1-3/4"-8 Thread 6" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 1-3/4"-8 spindle nose thread
  • Adapter is 6" (160 mm) in diameter and has no chuck mounting holes
  • Adapter can be used for any 6", 5" or 4" lathe chuck
  • Includes instructions for final turning of the registration diameter to insure concentricity.
*NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity

2022   Chuck Adapter, 1/2"-20 Thread 3" Diameter, 3 Holes

  • Cast iron lathe chuck backplate adapter fits lathes with 1/2"-20 spindle nose thread
  • Adapter is 3" (80 mm) in diameter and has three chuck mounting holes for a 3-jaw chuck
  • For 3" 3-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This adapter is for a 3" 3-Jaw chuck such as LittleMachineShop.com PN 1187. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1923   Chuck Adapter, 2-1/4"-8 Thread 6" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with 2-1/4"-8 spindle nose thread
  • Adapter is 6" (160 mm) in diameter and has no chuck mounting holes
  • For all 5" and 6" chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
There are no holes in this adapter so you can drill it for either a 3-jaw or 4-jaw chuck. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1920   Chuck Adapter, 3/4"-16 Thread 3" Diameter, 6 Holes

  • Cast iron lathe chuck backplate adapter fits lathes with 3/4"-16 spindle nose thread
  • Adapts 3" (80 mm) plain back chucks to Sherline and Taig spindles
  • Six mounting holes allow mounting 3-jaw or 4-jaw chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
With this adapter you can mount LittleMachineShop.com PN 1187 3" 3-Jaw chuck or PN 1175 3" 4-Jaw chuck on a Sherline or Taig lathe. The spacer washer included is used on Taig spindles, but not on Sherline spindles. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1921   Chuck Adapter, M39 x 4 Thread 4" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with M39 x 4 spindle nose thread
  • Adapter is 4" (100 mm) in diameter and has no chuck mounting holes
  • For all 3" chucks and 4" chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This chuck adapter fits 9x20 lathes that have a M39x4 spindle nose thread. Use this adapter to mount 4" chucks such as LittleMachineShop.com PN 1698 4" 3-Jaw chuck or PN 1588 4" 4-Jaw chuck. There are no holes in this adapter so you can drill it for either a 3-jaw or 4-jaw chuck. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1922   Chuck Adapter, M39 x 4 Thread 6" Diameter

  • Cast iron lathe chuck backplate adapter fits lathes with M39 x 4 spindle nose thread
  • Adapter is 6" (160 mm) in diameter and has no chuck mounting holes
  • For all 5" and 6" chucks
  • Includes instructions for final turning of the registration diameter to insure concentricity
This chuck adapter fits 9x20 lathes that have a M39x4 spindle nose thread. There are no holes in this adapter so you can drill it for either a 3-jaw or 4-jaw chuck. *NOTE* These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

2335   Chuck Adapter, Unthreaded 4" Diameter
Cast iron lathe chuck adapter can be threaded to fit any spindle nose thread. It has a 3/8" smooth pilot hole. This adapter is 4" (100 mm) in diameter and has no chuck mounting holes. Use it for all 3" and 4" chucks. *NOTE*These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

2336   Chuck Adapter, Unthreaded 6" Diameter
Cast iron lathe chuck adapter has a 75 mm diameter hub and can be threaded to fit any spindle nose thread up to 2.5". It has a 3/8" smooth pilot hole. This adapter can be used for most 6", 5" or 4" lathe chuck. This adapter is 6" (160 mm) in diameter and has no chuck mounting holes. Use it for all 5" and 6" chucks. *NOTE*These adapters require machining on the lathe on which they will be used. Instructions are included for final turning of the registration diameter on your lathe to insure perfect concentricity.

1187   Lathe Chuck, 3-Jaw 3"

  • 3-Jaw self-centering lathe chuck.
  • 3" (80 mm) diameter
  • Includes chuck key, inside and outside jaws
  • Plain back mounting
  • High quality steel, hardened and ground
This 3 inch 3-Jaw self-centering lathe chuck is the one that comes on the mini lathe. It includes a chuck key and inside and outside jaws. This chuck has a 0.63" (16 mm) through hole. It holds work up to 2.48" (63 mm) in diameter. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

1698   Lathe Chuck, 3-Jaw 4"

  • 3-jaw self centering lathe chuck
  • 4" (100 mm) diameter
  • Includes chuck key, inside and outside jaws
  • Plain back mounting
  • High quality steel, hardened and ground
This 4 inch 3-Jaw self-centering lathe chuck includes a chuck key, inside and outside jaws, and mounting bolts. This chuck has a 0.87" (22 mm) through hole. The chuck can hold work up to 3.15" (80 mm) in diameter. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

1941   Lathe Chuck, 3-Jaw 4" with Adapter

  • 3-jaw self-centering lathe chuck
  • 4" (100 mm) diameter
  • Includes chuck key, inside and outside jaws and mounting bolts
  • Includes an adapter to mount on a 3" (80 mm) flange
  • High quality steel, hardened and ground
4" 3-Jaw self-centering lathe chuck with adapter for the mini lathe. Includes chuck key, inside and outside jaws, and mounting bolts. The chuck can hold work up to 3.15" (80 mm) in diameter and comes with an adapter for the mini lathe so that you can bolt it on in place of a 3" (80 mm) chuck. This chuck has a 0.87" (22 mm) through hole. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

2337   Lathe Chuck, 3-Jaw 5"

  • 3-Jaw Lathe Chuck
  • 5" (125 mm) diameter
  • Includes chuck key, inside and outside jaws
  • Plain back mounting
  • High quality steel, hardened and ground
5 inch, 3-Jaw self-centering lathe chuck. Includes chuck key, inside and outside jaws, and mounting bolts. The chuck can hold work up to 110 mm (4.33") in diameter. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

2345   Lathe Chuck, 3-Jaw 5" with Adapter

  • 3-jaw self-centering lathe chuck
  • 5" (125 mm) diameter
  • Includes chuck key, inside and outside jaws and mounting bolts
  • Includes an adapter to mount on a 3" (80 mm) flange
  • High quality steel, hardened and ground
5 inch, 3-Jaw self-centering lathe chuck with adapter for the mini lathe. Includes chuck key, inside and outside jaws, and mounting bolts. The chuck can hold work up to 4.33" (110 mm) in diameter and comes with an adapter for the mini lathe so that you can bolt it on in place of a 3" (80 mm) chuck. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

2028   Lathe Chuck, 3-Jaw 6"

  • 3-jaw self centering lathe chuck
  • 6" (160 mm) diameter
  • Includes chuck key, inside and outside jaws
  • Plain back mounting
  • High quality steel, hardened and ground
This 6 inch 3-Jaw self-centering lathe chuck includes a chuck key, inside and outside jaws, and mounting bolts. This chuck has a 1.57" (40 mm) through hole. The chuck can hold work up to 5.70" (145 mm) in diameter. This is a plain back chuck and requires a backplate adapter to mount it. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

5049   Lathe Chuck, 3-Jaw 6" for C8

  • 3-jaw lathe chuck
  • 6" (160 mm) diameter
  • Includes chuck key, inside/ outside jaws
  • Specific flange backplate for mounting on C8 lathe
6" 3-Jaw lathe chuck. Includes chuck key, reviersible inside and outside jaws. The chuck can hold work up to 145 mm (5.71") in diameter.

4985   Lathe Chuck, 3-Jaw 6" Front Mount Reversible Jaws

  • 3-jaw self centering lathe chuck
  • 6" (160 mm) diameter
  • Includes chuck key and reversible top jaws
  • Plain back mounting with bolts thru from the front
  • High quality steel, hardened and ground
This 6 inch 3-Jaw self-centering lathe chuck includes a chuck key, reversible top jaws, and mounting bolts. This chuck has a 1.57" (40 mm) through hole. The chuck can hold work up to 5.70" (145 mm) in diameter. This is a plain back chuck and requires a backplate adapter to mount it. Front mount chucks are designed to be used with rotary tables and other devices where back mounting chucks cannot be used. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.004" maximum.

1175   Lathe Chuck, 4-Jaw 3"

  • 4-Jaw Lathe Chuck
  • 3" (80 mm) diameter
  • Each jaw is independently adjustable and reversible
  • Plain back mounting
  • High quality steel, hardened and ground
This set includes the 3" 4-jaw chuck, a chuck key, and reversible jaws. This chuck has a 0.87" (22 mm) through hole. It holds work up to 3.15" (80 mm) in diameter.

3424   Lathe Chuck, 4-Jaw 3" Self-Centering

  • 4-jaw self-centering lathe chuck
  • 3" (80 mm) diameter
  • Includes chuck key, inside and outside jaws
  • Plain back mounting
  • High grade tool steel
3 inch, 4-Jaw self-centering lathe chuck for square or octagonal work. The through bore of this chuck is 16 mm (0.63"). The chuck can hold work up to 63 mm (2.48") in diameter. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

1588   Lathe Chuck, 4-Jaw 4"

  • 4-Jaw Lathe Chuck
  • 4" (100 mm) diameter
  • Each jaw is independently adjustable and reversible
  • Plain back mounting
  • High quality steel, hardened and ground
This 4 inch 4-jaw chuck requires an adapter for the mini lathe, but it fits the standard backplate for 9x20 lathes (with the addition of three more bolt holes). It includes a chuck key. This chuck has a 0.98" (25 mm) through hole. The chuck can hold work up to 3.94" (100 mm) in diameter.

2361   Lathe Chuck, 4-Jaw 4" Self-Centering

  • 4-jaw self-centering lathe chuck
  • 4" (100 mm) diameter
  • Plain back mounting
  • Includes chuck key, inside and outside jaws
  • High grade tool steel
4 inch, 4-Jaw self-centering lathe chuck for square or octagonal work. The through bore of this chuck is 20 mm (0.79"). The chuck can hold work up to 80 mm (3.15") in diameter. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.004" maximum.

1697   Lathe Chuck, 4-Jaw 4" with Adapter

  • 4-jaw lathe chuck
  • 4" (100 mm) diameter
  • Each jaw is independently adjustable and reversible
  • Includes an adapter to mount on a 3" (80 mm) flange
  • High quality steel, hardened and ground
This 4" 4-Jaw independent chuck includes an adapter to fit the mini lathe spindle. It includes a chuck key and reversible jaws. The adapter mounts to the spindle with three studs so additional holes in the spindle are not required. This chuck has a 0.98" (25 mm) through hole. The chuck can hold work up to 3.94" (100 mm) in diameter.

2338   Lathe Chuck, 4-Jaw 5"

  • 4-Jaw Lathe Chuck
  • 5" (125 mm) diameter
  • Each jaw is independently adjustable and reversible
  • Plain back mounting
  • High quality steel, hardened and ground
5 inch, 4-Jaw independent lathe chuck. Each jaw is independently adjustable and reversible. The through bore of this chuck is 30 mm (1.18"). The chuck can hold work up to 125 mm (4.92") in diameter.

5047   Lathe Chuck, 4-Jaw 5" for C8

  • 4-jaw independent lathe chuck
  • 5" (130 mm) diameter
  • Includes chuck key, inside/ outside jaws
  • Specific flange backplate for mounting on C8 lathes
5" 4-Jaw independent lathe chuck. Includes chuck key, reviersible inside and outside jaws. The chuck can hold work up to 110 mm (4.33") in diameter.

2346   Lathe Chuck, 4-Jaw 5" with Adapter

  • 4-Jaw Lathe Chuck
  • 5" (125 mm) diameter
  • Each jaw is independently adjustable and reversible
  • Includes an adapter to mount on a 3" (80 mm) flange
  • Plain back mounting
5 inch, 4-Jaw independent lathe chuck with adapter for the mini lathe. Each jaw is independently adjustable and reversible. The through bore of this chuck is 30 mm (1.18"). The chuck can hold work up to 125 mm (4.92") in diameter. This chuck comes with an adapter for the mini lathe so that you can bolt it on in place of a 3" (80 mm) chuck.

2038   Lathe Chuck, 4-Jaw 6"

  • 4-jaw lathe chuck
  • 6" (160 mm) diameter
  • Each jaw is independently adjustable and reversible
  • Plain back mounting
  • High quality steel, hardened and ground
6 inch, 4-Jaw independent lathe chuck. Each jaw is independently adjustable and reversible. This chuck has a 1.57" (40 mm) through hole. The chuck can hold work up to 6.30" (160 mm) in diameter. This is a plain back chuck and requires a backplate adapter to mount it.

5048   Lathe Chuck, 4-Jaw 6" for C8

  • 4-jaw independent lathe chuck
  • 6" (160 mm) diameter
  • Includes chuck key and reversible jaws
  • Specific flange backplate for mounting on C8 lathe
6" 4-Jaw independent lathe chuck. Includes chuck key, reversible jaws. The chuck can hold work up to 160 mm (6.3") in diameter.

2276   Lathe Chuck, 6-Jaw 4"

  • 6-jaw self centering lathe chuck
  • 4" (100 mm) diameter
  • Includes chuck key and mounting bolts
  • Plain back mounting
  • Excellent for holding thin walled workpieces
The jaws on this 4" 6-Jaw self-centering lathe chuck are hardened and ground. Includes chuck key and mounting bolts. Because the chuck is designed to hold tubing, outside jaws are not included. This chuck has a 1.02" (26 mm) through hole. The chuck can hold work up to 3.15" (80 mm) in diameter. The radial runout of a test bar held in this chuck, when the chuck is mounted true, is 0.003" maximum.

1914   Spacer, Taig Chuck Adapter
This washer allows the use of Sherline tools on Taig 3/4"-16 spindles.

Contact Us / Company Info / Privacy Policy / Warranty / Terms & Conditions / Payment Options / Shipping Rates & Policies
Copyright © 2007-2017 LittleMachineShop.com
 
Phone: (800) 981-9663