Features and Benefits:
- Milled and precision ground to 82 for countersinking into most machinable materials, including iron, steel, soft metals, plastic or wood
- Made from industrial grade high speed steel for increased durability
- Includes a black oxide finish for added corrosion resistance
- Five flute design reduces vibration for smoother drilling and extended life
- 1/4" round shank fits all handheld and stationary drills