Cleveland Q-CO High Performance Drill, Tapered Length, Series: 2575-TN, 23/64 in Drill - Fraction, 0.3594 in Drill - Decimal Inch, 6-3/4 in Overall Length, 3-7/16 in Cutting Depth, 2 Flutes, Spiral/Wide Land Parabolic Flute, 3-7/16 in Flute Length, 23/64 in Shank, Straight Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, M42 HSS-Co 8 Cutting Edge, M42 HSS-Co 8, TiN Coated, Applicable Materials: Aluminum, Brass, Cast Iron, High Carbon Steel, Low Carbon Steel, Med Carbon Steel, Nickel Alloy, Plastic, Stainless Steel and Tool Steel