SST+ ½ Prentice are heavy-duty large diameter drill bits for use in portable drills, drill presses and magnetic base drills with ½ chuck capacity. Their extra hard tips allow for the drilling of many more holes between re-sharpenings. They are made with a cobalt blend for longer life.
1-1/8″ X 1/2″ SHANK-3 SIDED 01M608 DRILL BIT
