#21 HSS BLITZ SCREW MACHINE DRILL
Blitz Bit Screw Machine Length SWG Number Drill Bit, #21 Diameter, 0.1590 Decimal Equivalent, 1-1/16" Flute Length, 2-1/8" Overall Length, High Speed Steel, 135 degree Split Point, Black Oxide & Gold Finish, Straight Shank, Right hand Spiral, Heavy Duty, Made in USA, 12 per Envelope