Reduced Shank Drill Bit Fractional Inch Drill Bit Size 1-1/8 In. Decimal Equivalent 1.1250 Drill Bit Point Angle 118 Degrees Drill Bit Material Cobalt Steel Drill Bit Finish Straw/Bronze Shank Type Round Flute Type Spiral Shank Dia 1/2 In. Grade General Purpose Overall Length 6 In. Flute Length 3-1/8 In. Point Type Split Point List Number 190C For Alloy And Carbon Steel And Cast Iron Depth Dia. Ratio 3xD 1