1/2" Lower Chuck Assembly for use on Helixa motor spindle

Part: 432-616

A standard self-centering 3-jaw chuck with key. It has a maximum ½ " (12.7 mm) opening and is connected to the Helixa motor-drive spindle via an adaptor with quick-release grub-screw. Used to secure a variety of test specimens for torque applications of 1.5 - 10 N.m