Irwin 1877793 5 Piece Set High Speed Black Oxide Countersink 1/4 To 3/4 Inch
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Key Features
- Made from industrial-grade high-speed steel for increased durability
- Black oxide finish for added corrosion resistance
- Five flute design reduces vibration for smoother drilling and extended life
- 1/4 in round shank fits all handheld and stationary drills
- Precision ground 82 deg tip for countersinking most machinable metals, wood or plastic
Includes: 1/4 inch, 3/8 inch, 1/2 inch, 5/8 inch and 3/4 inch countersinks. Precision ground 82 degree tips for countersinking most machinable metals, wood or plastic. 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 inch round shank fits all handheld and stationary drills.