Milwaukee® Jobber Length Drill Bit, Series: Thunderbolt®, Imperial, 11/64 in Drill - Fraction, 0.1719 in Drill - Decimal Inch, 3-1/4 in Overall Length, 2-1/8 in Cutting Depth, Parabolic Flute, 2-1/8 in Flute Length, 3/8 in Shank, Round Shank, 135 deg Point, Split Point, Steel Cutting Edge, Steel, Titanium Coated, Applicable Materials: Ferrous Metal, Non-Ferrous Metal, Plastic and Wood