Milwaukee® Silver and Deming Drill Bit, 9/16 in Drill - Fraction, 0.5625 in Drill - Decimal Inch, 6 in Overall Length, Standard Spiral Flute, 3 in Flute Length, 1/2 in Shank, 3-Flat/Reduced Shank, 135 deg Point, Split Point, HSS Cutting Edge, HSS, Titanium Coated, Applicable Materials: Aluminum, Alloy, Brass, Bronze, Carbon Steel, Cast Iron, Nickel Based Alloy, Plastic and Wood