Product Overview
Alfa USA Screw Machine Length Fractional Drill Bit, 27/64" Diameter, 0.4219 Decimal Equivalent, 1/2" Flute Length, 1-3/8" Overall Length, High Speed Steel, 135° Split Point, Black Oxide Finish, Straight Shank, Right hand Spiral, NAS 907 Type C, Heavy Duty, Made in USA, 6 per Env