R8 ER40 Collet Chuck, Precision Milling Shank Holder, Drawbar Thread 7/16"-20

★★★★★ 4.9 131 reviews

$33.91
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$33.91
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Free shipping Free 30-day returns

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Product details

Management number 210016424 Release Date 2026/04/02 List Price $13.56 Model Number 210016424
Category

The R8 taper shank ER40 collet chucks are typically used for ordinary lathes, grinders, milling machines, and most woodworking lathes, ordinary lathes, and industrial machinery lathes on the market. The R8 taper end fits into a machine spindle and the ER40 collet nut is compatible with the ER40 collet.

  • R8 Shank for ER40 Collets; Drawbar Thread: 7/16"-20; Collet Nut Diameter: 2.48"; Clamping Range: 1-26mm; Max RPM: 8000rpm.
  • ★HIGH CENTERING ACCURACY: Max T.I.R. 0.0002" O.D to I.D.
  • ★HIGH HARDNESS: Made of high-quality alloy spring steel and hardened to HRC 58 and all critical surface is precision ground.
  • Specially designed for milling, drilling, CNC, tapping, lathe, and other clamping tools.
  • NOTE: This is an ultra-precision work holding tool. When doing the inspection to ensure that each part is wiped especially clean, and the installation must be in place, otherwise it has a great impact on the accuracy.
UPC 767810819177
Capacity 26 Millimeters
Lock Type Independent
Brand Name INPANOLS
Handle Type hand-tightened
Item Weight 1.09 Kilograms
Thread Size 7/16-20 UNC
Manufacturer INPANOLS
Model Number R8-ER40 Shank
Item Diameter 26 Millimeters
Material Type Alloy Steel
Compatible Devices Lathe
Manufacturer Part Number R8-ER40 Shank

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