7/16 X 12 X 7/16 SHANK HSS LONG DRILL
Extra Long Drill Bit, 7/16" Diameter, 0.4375 Decimal Equivalent, 9" Flute Length, 12" Overall Length, High Speed Steel, Black Oxide Finish, 118 degree Point, 3, Flats, 7/16" Straight Shank, Right Hand Spiral, 1 per Tube