Straight Flute Drill Bit, Drill Bit Size 1/2 in, 140 Degrees Drill Bit Point Angle, Material - Machining Carbide, Finish - Machining Bright (Uncoated), Decimal Equivalent 0.5, Fractional Inch, 4 Facet Point Drill Bit Point Type, Flute Length 2 1/4 in