Product Overview
Aircraft Extension SWG Number Drill Bit, #12 Diameter, 0.1890 Decimal Equivalent, 2-5/16" Flute Length, 12" Overall Length, High Speed Steel, Black Oxide Finish, 135° Split Point, Straight Shank, Heavy Duty, Right Hand Spiral, 6 per Envelope. Alfa Tools AE60752 #12 x 12 HSS Aircraft Extension Drill