- 5/8″ x 2 1/2″ shank ER-11 collet chuck
- Made of 20CrMnTi alloy steel
- Max runout is 0.0003″
- Balanced to 18,000 RPM
- Electrolysis nickle coating
Collet Chuck, ER-11, Straight Shank, Professional Grade
This ER-11 collet chuck straight shank tool holder is a great tool for supporting small end mills and engravers. It is made of 20CrMnTi alloy steel and is balanced to 18,000 RPM. The maximum runout is 0.0003″ (0.0076 mm).
ER-11 collets have a range of 1/32″ to 1/4″ (0.5 to 7.0 mm). The overall length is 3.457″ (88 mm) and the width at the nut is 0.748″ (19 mm).
*Collet must be assembled into a collet chuck nut before inserting into the collet chuck.
