Specification：
- ER-40 40 10 Piece Spring Collet Chuck Set
- High precision collet chuck system suitable for all milling and drilling applications. Accuracy to .0005″
- Unique self-releasing system
- Accuracy to .0005″.
- Comes with a fitted case.
- Gage length is 2.36″.
- Drawbar end thread is 5/8″-11.
Package Including：
- 40 ER-40 Spring Collet Chuck Set, 10-Piece 6x10x6 in 9.23Pounds
Notes：
If you have any problem with the product you purchased, please contact us in time
