Standard Pack = 1 piece(s). Cutting Diameter = 7/16 inch ; Overall Length = 5-1/2 inch ; Flute Length = 3 inch ; Shank Diameter = 27/64 inch ; Number of Flutes = 2 ; Material = Carbide Tipped ; Drill Point Angle, type = 118, Cam Relieved, Notch Thinned ; Coating type = Uncoated ; Coolant Fed = No ; Drill Application information = Drilling Holes in High carbon and Hardened steels over 48RC, copper, bronze, brass and high temp alloys. Not for Soft Steels. ;