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Rotary Table, 4" Precision, Digital Readout 

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

In stock
Quantity:
 
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 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
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"
Adapter plate for 4 inch Precision DRO Rotary Table Adapter plate.
Mounting hardware for 4 inch Precision DRO Rotary Table Mounting hardware.

Compatibility

This product works with these LittleMachineShop.com products:

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

  •   Taig 2018 Micro Mill
  •   Taig 2019 Micro Mill
  •   Taig 5019 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 3960 HiTorque Mini Mill
  •   LittleMachineShop.com 4190 HiTorque Mini Mill
  •   LittleMachineShop.com 3990 HiTorque Mini Mill
  •   LittleMachineShop.com 6450 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
  •   LittleMachineShop.com 6570 HiTorque Bench Mill
  •   SIEG SX2.7L 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 6700 HiTorque Large Bench Mill
  •   LittleMachineShop.com 6750 HiTorque Large Bench Mill
  •   LittleMachineShop.com 6770 HiTorque Large Bench Mill