A division of Positrol, Inc., Superior Cincinnati manufactures and markets Collet Chucks, Collet Pads and Collet Pad Top Jaw.

Manufacturer of a broad line of collet chucks to fit a variety of applications.
Leading manufacturer of collet pads for turret lathes, screw machines, top jaws and collet chucks.
Manufacturer of collet pad top jaws for most chucks.