** Product Information **

- Model: 8 PCS set ER20: 1/16",1/8",3/16",1/4",5/16",3/8",1/2",7/16"

- Two sets of the above ER20 sets, total 16 PCS.

- Run-out tolerance 0.015mm (0.0006")
- First class 1065 carbon steel
- Hardened & precision ground

If you buy two or more in the same order, you will get $3 dollars discount each from the 2nd on.