GS Tooling CAT40 2.50 ER16 Collet Chuck – 531-406

100% Forged Construction

CAT40 certified balanced 30,000 rpm

CAT50 certified balanced 25,000 rpm

Precision Ground Throughout

DIN Coolant thru the flange – standard

Threaded through holes for a back-up

screw (tool stop) or coolant through when removed

TIR, 0.003 at 4xDia.

Wrench not included