Walter 01M561 61/64″ SST+ 135° 1/2″ Prentice Drill Bit

Walter 01M561 61/64″ SST+ 135° 1/2″ Prentice Drill Bit

SST+ 1/2″ Prentice are heavy-duty large diameter drill bits for use in portable drills, drill presses and magnetic base drills with 1/2″ 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.

• Drill Size: 61/64″
• Flute Length: 3-1/8″
• Overall Length: 6″
• For high tensile steel, fits in a 1/2″ chuck
• 3 flats on shank prevent slippage inside chuck
• Drill more holes, faster
• Exclusive point geometry eliminates pre-drilling
• Special bronze SST surface treatment