MORSE Screw Machine Drill, Heavy Duty, Series: 2435, Imperial, 1/2 in Drill - Fraction, 0.5 in Drill - Decimal Inch, 3-3/4 in Overall Length, 2-1/4 in Cutting Depth, Standard Flute, 2-1/4 in Flute Length, 1/2 in Shank, Straight Shank, 135 deg Point, Split/Self-Centering Point, Right Hand Cutting Direction, M42 Cobalt Cutting Edge, M42 Cobalt, Bright, Applicable Materials: Ferrous Casting, High Alloy Steel, Inconel, Stainless Steel, Titanium and Other Difficult-to-Drill Material