Titan USA Jobber Length Drill Bit, Type J Heavy Duty, Series: 500, Imperial, I Drill - Letter, 0.272 in Drill - Decimal Inch, 4-1/8 in Overall Length, 2-7/8 in Cutting Depth, 2 Flutes, Spiral Flute, 2-7/8 in Flute Length, 0.272 in Shank, Straight Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, M42 HSS-Co 8 Cutting Edge, M42 HSS-Co 8, Uncoated, Applicable Materials: Steel, Stainless Steel, Cast Iron, Titanium, Nickel, Copper, Aluminum, Magnesium and Synthetic Materials