Guhring Jobber Length Drill Bit, High Performance High Penetration, Series: RT100F/1662, Imperial, 7/32 in Drill - Fraction, 0.2188 in Drill - Decimal Inch, 82 mm Overall Length, 5XD Cutting Depth, 2 Flutes, Right Spiral Flute, 44 mm Flute Length, 6 mm Shank, Straight Shank, 140 deg Point, SF/Self-Centering Point, Right Hand Cutting Direction, Carbide Cutting Edge, Yes Through Coolant, Carbide, TiN Coated, Applicable Materials: Aluminum, Alloyed Steels, Brass, Bronze, Cast Iron, Copper, Free Cutting Steels, Hardened Steels, Magnesium, Special Alloys, Stainless Steels, Ti and Ti-Alloys and Tool Steels