Product Overview
Aircraft Extension SWG Number Drill Bit, #57 Diameter, 0.0430 Decimal Equivalent, 3/4" Flute Length, 6" Overall Length, High Speed Steel, Black Oxide Finish, 135° Split Point, Straight Shank, Heavy Duty, Right Hand Spiral, 12 per Envelope. Alfa Tools AE60697 #57 x 6 HSS Aircraft Extension Drill
