Clarke MT2-B16 Key Type Drill Chuck And Arbor is a device used to hold drill bits securely in place during drilling operations. It consists of a cylindrical body with three or more jaws that can be tightened or loosened with a wrench. The drill chuck usually has a threaded connection at its rear end to attach it to the spindle of a drill press. 

An arbor, on the other hand, is a spindle-like device used to connect a drill chuck to the spindle of a drill or milling machine. The chuck usually has a tapered end that fits into the machine spindle and a threaded end that screws into the back of the chuck.

Features

• Good metal texture, comfortable surface, and easy-to-clamp