Grizzly G9825 - 8" 4-Jaw Independent Chuck D1-4

This direct mount 4-jaw chuck features jaws that move independently. Each chuck comes with studs in the back and hardened reversible jaws. The body is made of semi-steel. D1-4 is a type of spindle found on certain metal lathes. It is a cam-lock style mount that requires the chucks to have appropriate sized cam-lock studs. These studs fit into the cam-lock holes in the spindle and lock into place very precisely. Cam-lock mounts are known for being accurate.Through hole: 2.165"