Dormer Combined Drill and Countersink, Center Drill Single End, Series: A221, 1/32 in Drill Size - Fraction, 0.0312 in Drill Size - Decimal Inch, #0 Point Dia, 1/8 in Body Dia, 1-1/8 in Overall Length, 1/32 in Flute Length, 1/8 in Shank, Straight Shank, 118 deg Point, 60 deg Included Angle, Right Hand Cutting, HSS-E Cutting Edge, HSS-E, Bright, Applicable Materials: Alloy Steel, Aluminum, Aluminum Alloy, Brass, Bronze, Carbon Steel, Cast Iron, Cermet, Copper, Copper Alloy, Free Machining Stainless Steel, Hardened Steel, Magnesium and Nickel