*Astra Coated* Whiteside 3028 Pattern 1/2″ Dia x 3/4″ Bearing x 1/4″ LOC x 1/4″ Shank

This is a replacement for Porter Cable Hinge Butt Mortise Bit. Template bits usually consist of a straight bit with a bearing. Simply align the bearing with your template and cut out your project.

These tools are coated with a proprietary high performance *Astra coating*  that allows higher speed & feed rates as well as 2x the extended tool life & increased lubricity in abrasive material.