Chicago-Latrobe General-Purpose Taper Length Drill, Premium High Speed Steel, Black Oxide Finish, 118 DEG Radial Point, Drill Point: 0.3438 IN, Fractional Size: 11/32 IN, Flute Length: 4-1/8 IN, Overall Length: 6-1/2 IN, Shank Diameter: 0.3438 IN, Style: 120, Hand of Spiral Cut: RHS/RHC, Metric Size: 8.73 MM, Shank Type: Straight, For Carbon Steel, Alloy Steel, Cast Iron