Guhring Jobber Length Drill, Type N General Purpose, Series: 205, Imperial Drill Diameter Measurement System, 27/64 in Drill Size - Fraction, 0.422 in Drill Size - Decimal Inch, 142 mm Overall Length, 77.92 mm Cutting Depth, 2 Flutes, Spiral Flute, 94 mm Flute Length, 10.72 mm Shank, Straight Shank, 118 deg Point, Cone Relief Point, Right Hand Cutting Direction, HSS Cutting Edge, Through Coolant (Yes/No): No, HSS, Steam Oxide, Applicable Materials: Steel, Gray Cast Iron, Malleable Iron, Spheroidal Iron, Aluminum and Other Non-Ferrous Metals