
Walter SST+ 135° Prentice Shank Metal Drill Bit
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
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
Original: $31.96
-65%$31.96
$11.19Description
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


















