Titan USA Screw Machine Drill, Type C Heavy Duty Stub Length, Series: 300, Imperial, 1/2 in Drill - Fraction, 0.5 in Drill - Decimal Inch, 3-3/4 in Overall Length, 2-1/4 in Cutting Depth, 2 Flutes, Spiral Flute, 2-1/4 in Flute Length, 1/2 in Shank, Straight Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Steel, Stainless Steel, Cast Iron, Titanium, Nickel, Copper, Aluminum, Magnesium and Synthetic Materials