Countersink Drill Bit, High Speed Steel, 1/2-In. Safety & Personal Protection All Steel Construction

All Steel Construction

Single-spur cutting edge scribes the circumference of the hole for a smoother finish

Quick-change shank is designed to work with impact drivers

eliminating the need for polishing compound

Meets ANSI type II

Countersink Drill Bit, High Speed Steel, 1/2-In. Safety & Personal Protection All Steel Construction1 2", high speed steel, countersink drill bit, tip is milled & precision ground to 82 degrees for countersinking into most machinable materials, engineered with premium high speed steel with black oxide coating for corrosion resistance, features 5 flutes for reduced vibration, 1 4" round shank.