Irwin 1877714 Drill Bit, 1/4 in Dia, 1-17/32 in OAL, Countersink, 5-Flute, 1/4 in Dia Shank, Round Shank

Precision ground 82 deg tip for countersinking most machinable metals, wood or plastic. High-speed steel with black oxide coating for corrosion resistance. 5-flute design reduces chatter for smoother drilling and extended life.

• Precision ground 82 deg tip for countersinking most machinable metals, wood or plastic
• Precision ground 82 deg tip for countersinking most machinable metals, wood or plastic
• 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