pQualtech Screw Machine Length Drill, Economy Heavy Duty Stub, Series DWDST, Imperial, 1964 in Drill Size Fraction, 11406 in Drill Size Decimal Inch, 638 in Overall Length, 4 in Cutting Depth, 2 Flutes, 4 in Flute Length, Round Shank, 118 deg Point, Conventional Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials Iron and Steelp