Sale!
Bolton Tools 5/16" Opening Size R8 Collet Hardened & Ground New Release
Home / Metal Machine Tool Industry / Bolton Tools 5/16" Opening Size R8 Collet Hardened & Ground New Release

Bolton Tools 5/16" Opening Size R8 Collet Hardened & Ground New Release

Original price was: $3.38.Current price is: $1.69.

For orders under $60.00, a shipping fee of $9.99 applies.
Fast delivery, satisfaction guaranteed.
Secure Payment.
SKU: SK0020394 Category: Tag:
Share

1. Hole diameter: 5/16″ , overall length is 4″

2. High grade collet steel

3. Drawbar thread: 7/16″ – 20

4. Good elasticity, high precision, run-out tolerance 0.0012″

Product Description

65Mn R8 Taper Spring Collets for Milling Machine

1. Good elasticity, high precision, run-out tolerance 0.0012″

2. Designed for use with cylindrical shank tools, not flats

3. Back bearing diameter of 61/64″ and overall length of 4″ 

4. Using high quality spring steel 

5. Used for holding workpieces in a lathe or other machine tool

6. Premium hardened & all ground body for extended tool life


           



7.Hardness:

 clamping part HRC55~60 

 elastic part HRC40~45

8.This unit is applicable to all sorts of milling machines, which spindle

taper hole is R8, such as X6325, X5325, etc.



Related products