Milwaukee® Jobber Length Drill Bit, Series: Thunderbolt® Secure-Grip™, Imperial, 9/32 in Drill - Fraction, 0.2812 in Drill - Decimal Inch, 4-1/4 in Overall Length, 2-15/16 in Cutting Depth, Parabolic Flute, 2-15/16 in Flute Length, 3-Flat Shank, 135 deg Point, Split Point, HSS Cutting Edge, HSS, Black Oxide, Applicable Materials: Metal, Plastic and Wood