pQualtech Taper Length Drill, Series DWDTL, 6164 in Drill Size Fraction, 09531 in Drill Size Decimal Inch, 11 in Overall Length, 638 in Cutting Depth, 2 Flutes, 638 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