Rotary Table, 4" Precision, Digital Readout

4" (100 mm) diameter
Use in horizontal or vertical position
Worm ratio is 72 to 1
Digital angular readout with 1 minute (0.017 degree) resolution digital angular readout
2 Morse taper center hole

Part Number: 2420
Weight: 18.8 lb

Price: $399.95

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This horizontal / vertical rotary table is made of precision machined cast iron and has a 2 Morse taper center hole. The rotary table is furnished with lock down clamps.

The digital readout displays degrees and minutes or decimal degrees.

This rotary table comes with an adapter to mount a 3" lathe chuck. It works with both 3- and 4-jaw chucks.

The table is 2.87" high when horizontal, and the centerline is 2.68" above the table when in the vertical position. The body of the table is 5" (crank handle to back) by 5.5" (mounting slot to mounting slot).

The worm ratio is 72 to 1.

Flatness of clamping surface: 0.0008".

Parallelism of clamping surface to base: 0.0008".

Squareness of clamping surface to angle face: 0.0012".

Squareness of clamping surface to center slot: 0.0012".

Concentricity of center bore: 0.0008" TIP.

Chris' Tips

Chris' Tips
The precision rotary table works with this tail stock, this dividing plate set and this clamping kit.

We provide rotary table instructions and dividing plate instructions.

Here is some more information about using a rotary table written by one of our customers.

See the comparison of the specifications for the 4" rotary tables we carry.

Here's a little spreadsheet that makes using the DRO easy.

	A	B	Formulas in Col B
1	Divisions	7	7
2	Degrees	51.429	=360/B1
3
4	Step 1	0.000	0
5	Step 2	51.429	=B4+$B$2
6	Step 3	102.857	=B5+$B$2
7	Step 4	154.286	=B6+$B$2
8	Step 5	205.714	=B7+$B$2
9	Step 6	257.143	=B8+$B$2
10	Step 7	308.571	=B9+$B$2

Replicate the last row for more divisions.

Specifications

Specifications
Ratio	72:1
Table Diameter	3.9" (100 mm)
Height (Mounted Horizontal)	2.9" (73 mm)
Body Length	5.5" (140 mm)
Body Width	5.0" (126 mm)
Center Hole Taper	2 Morse Taper
Center Height (Mounted Vertically)	2.68" (68.0 mm)
T-Slot Width	0.31" (8.0 mm)
Minimum Vernier Reading	1'
Flatness of Table Surface (Concave)	0.0008" (0.020 mm)
Parallelism of Table Surface to Base	0.0008" (0.020 mm)
Squareness of Table Surface to Base	0.0012" (0.030 mm)
Runout of Table Surface	0.0006" (0.015 mm)
Runout of Center Taper	0.0008" (0.020 mm)
Squareness of Table Surface to Angle Face Slot	0.0012" (0.030 mm)
Center Hole Parallel with the Angle Face	0.0008" (0.020 mm)
Maximum Spacing Error	70"

Photos

	Adapter plate.
	Mounting hardware.

Compatibility

Compatibility

This product works with these LittleMachineShop.com products:

3442 Clamping Kit, 8 mm T-Slot, 10-Piece
1813 Clamping Kit, 8 mm T-Slot, 12-Piece
1972 Clamping Kit, 8 mm T-Slot, 24-Piece
2039 Clamping Kit, 8 mm T-Slot, 44-Piece
1811 Dividing Plate Set for 4" Rotary Table
5673 Readout, DRO
2058 T-Slot Nut, 8 mm
1812 Tailstock for 4" Rotary Table

This product works with the following mills. (If your machine is not on this list, we cannot verify compatibility.)

Taig 2019 Micro Mill
Taig 5019 Micro Mill
Taig 2018 Micro Mill
Prazi BF450 Mill
Prazi BF400 Mill
Clarke CMD10 Metalworker Micro Mill
Harbor Freight 47158 Central Machinery Micro Mill
SIEG X1 Micro Mill
SIEG SX1 Micro Mill
LittleMachineShop.com 4660 HiTorque Micro Mill
LittleMachineShop.com 4700 HiTorque Micro Mill
SIEG SX1P Micro Mill
Grizzly G0758 Mill/Drill
Bolton XJ-9510 Mill/Drill
Clarke CMD300 Milling Drilling Machine
Grizzly G8689 Mini Milling Machine
Hare & Forbes HM-10 Mill/Drill
Princess Auto 8507667 Powerfist Mini Mill
SIEG X2-MT3 Mini Mill
Micro-Mark 82573 MicroLux Milling Machine
BusyBee CX605 Craftex Mini Mill
Cummins (Tools Now) 7877 Mini Mill
Eastwood 32498 Mini Mill
Harbor Freight 44991 Central Machinery Mill/Drill
Homier 03947 Speedway Mini Mill
Northern Tool 49657 KLUTCH Mini Mill
Penn Tool Co XJ-9510-1 Precise Mini Mill
SIEG X2-R8 Mini Mill
Travers Tools OT2213 OTMT Mini Mill
SIEG X2P Mini Mill
LittleMachineShop.com 4962 SIEG Mini Mill
SIEG X2D Mini Mill
SIEG X2L Mini Mill
WEN 33013 WEN Mini Mill
SIEG X2LF Mini Mill
BusyBee CX612 Craftex Mini Mill
SIEG SX2 Mini Mill
Micro-Mark 84630 MicroLux Mini Mill
LittleMachineShop.com 3900 HiTorque Mini Mill
SIEG SX2L Mini Mill
LittleMachineShop.com 3990 HiTorque Mini Mill
LittleMachineShop.com 4190 HiTorque Mini Mill
LittleMachineShop.com 3960 HiTorque Mini Mill
SIEG SX2LF Mini Mill
Grizzly G0781 Mill/Drill
SIEG X2.7 Bench Mill
SIEG X2.7L Bench Mill
WEN 33075 WEN Bench Mill
LittleMachineShop.com 5500 HiTorque Bench Mill
LittleMachineShop.com 6500 HiTorque Bench Mill
SIEG SX2.7 Bench Mill
LittleMachineShop.com 5550 HiTorque Bench Mill
LittleMachineShop.com 6550 HiTorque Bench Mill
Grizzly G0463 Mill/Drill
Harbor Freight 93885 Central Machinery Mill/Drill
SIEG X3 Small Mill
Woodstock International M1110 Shop Fox Small Mill
BusyBee CX611 Craftex Small Mill
Grizzly G0619 Mill/Drill
SIEG SX3 Small Mill
Travers Tools OT2225SX3 OTMT Small Mill
Grizzly G0759 Mill/Drill With Stand
Grizzly G0704 Mill/Drill With Stand
Grizzly G3102 Vertical Mill
Grizzly G3103 Vertical Mill
Harbor Freight 42976 Central Machinery Mill/Drill
SIEG X3.5 Large Bench Mill
LittleMachineShop.com 6750 HiTorque Large Bench Mill
LittleMachineShop.com 6700 HiTorque Large Bench Mill