Titan USA Silver and Deming Drill, Series: 625, 1-5/16 in Drill - Fraction, 1.3125 in Drill - Decimal Inch, 6 in Overall Length, 3-1/8 in Cutting Depth, 2 Flutes, Spiral Flute, 3 in Flute Length, 1/2 in Shank, Reduced/Round Shank, 118 deg Point, Standard 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