Chicago-Latrobe Extra Length Drill, Heavy Duty, Series: 120X, 11/64 in Drill - Fraction, 0.1719 in Drill - Decimal Inch, 12 in Overall Length, 9 in Cutting Depth, 2 Flutes, Spiral Flute, 9 in Flute Length, 11/64 in Shank, Straight Shank, 118 deg Point, K-Notch Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Black Oxide/Steam Oxide, Applicable Materials: Alloy Steel, Carbon Steel and Cast Iron, No Through Coolant