Titan USA Mechanics Length Drill, Type B Heavy Duty, Series: 455, 1/2 in Drill - Fraction, 0.5 in Drill - Decimal Inch, 5 in Overall Length, 3-3/8 in Cutting Depth, 2 Flutes, Spiral Flute, 3-3/8 in Flute Length, 3/8 in Shank, Flat/Reduced Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black/Gold, Applicable Materials: Steel/Stainless Steel/Cast Iron/Titanium/Nickel/Copper/Aluminum/Magnesium/Synthetic Materials