Titan USA Extra Length Drill, Series: 686, 9/16 in Drill Size - Fraction, 0.5625 in Drill Size - Decimal Inch, 12 in Overall Length, 9 in Cutting Depth, 2 Flutes, Spiral Flute, 9 in Flute Length, 9/16 in Shank, Straight Shank, 118 deg Point, Right Hand Cutting, HSS Cutting Edge, HSS, Uncoated, Applicable Materials: Steel, Stainless Steel, Cast Iron, Titanium, Nickel, Copper, Aluminum, Magnesium and Synthetic Materials