SGS Jobber Length Drill Bit, General Purpose, Series: 103, Imperial, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, 3-3/4 in Overall Length, 5XD Cutting Depth, 3 Flutes, Spiral Flute, 2-3/8 in Flute Length, 5/16 in Shank, Straight Shank, 150 deg Point, Standard Point, Right Hand Cutting Direction, Micro Grain Solid Carbide Cutting Edge, No Through Coolant, Micro Grain Solid Carbide, Uncoated, Applicable Materials: Steel, Cast Iron, Hardened Steel and Non-Ferrous Metals