IRWIN high speed steel countersinks feature a precision-ground 82Ð tip that makes them ideal for countersinking into most machinable metals. They’re made from industrial grade high speed steel.
- Black oxide finish for added corrosion resistance
- The five flute design reduces vibration for smoother drilling and extended life
- 1/4-In round shank fits all handheld and stationary drills
- Increased durability
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