Drill America Jobber Length Drill Bit, Premium Quality, Series: D/AN, Imperial, 21/64 in Drill - Fraction, 0.3281 in Drill - Decimal Inch, 4-5/8 in Overall Length, 3-5/16 in Cutting Depth, 2 Flutes, 3-5/16 in Flute Length, Round Shank, 118 deg Point, Conventional Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Iron and Steel