Description
HiRunER Precision ER Collet Chuck BT40 A=70.

Application
For clamping tools with plain shanks in ER collets.

Features
Precision ground taper; balanced for high-speed machining; version-specific precision clamping nut.

Product Specification
ER collet size as variant.
Variant / size: 16

Notes
Optional ER collets, pull studs and wrenches.