Dormer Combined Drill and Countersink, Center Drill Double End Radius Cut, Series: A210, 5 mm Drill Size - Metric, 0.1969 in Drill Size - Decimal Inch, 12.5 mm Body Dia, 63 mm Overall Length, 12.5 to 13.1 mm Flute Length, 12.5 mm Shank, Straight Shank, 118 deg Point, 60 deg Included Angle, Right Hand Cutting, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Alloy Steel, Aluminum, Brass, Bronze, Carbon Steel, Cast Iron, Cermet, Copper, Hardened Steel, Magnesium, Nickel, Plastic, Stainless Steel, Steel and Titanium