
Original: $31.77
-65%$31.77
$11.12The Story
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-sharpening. They are made with a cobalt blend for longer life.
- 3 flats on shank prevent slippage inside chuck
- Drills more holes, faster
- Exclusive point geometry eliminates pre-drilling
- Special bronze SST surface treatment

Details & Craftsmanship
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Description
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-sharpening. They are made with a cobalt blend for longer life.
- 3 flats on shank prevent slippage inside chuck
- Drills more holes, faster
- Exclusive point geometry eliminates pre-drilling
- Special bronze SST surface treatment



















