Irwin Aircraft Drill Bit, Heavy Duty, Extended Length, Series: 621, 5/16 in Diameter, 12 in Overall Length, 3-3/16 in Flute Length, Straight Shank, 135 deg Point, Split Point, High Speed Steel, Black Oxide, Applicable Materials: Wood, Metal, Plastic
Irwin Aircraft Drill Bit, Heavy Duty, Extended Length, Series: 621, 5/16 in Diameter, 12 in Overall Length, 3-3/16 in Flute Length, Straight Shank, 135 deg Point, Split Point, High Speed Steel, Black Oxide, Applicable Materials: Wood, Metal, Plastic