585-73313 features: -high speed steel features a black body and Gold flute. -Self-Centering jet point tip for clean entry and fast starts; stays sharp longer. -Three Flatted shank on 3/16 and above for better chuck grip. -Applications: high performance metal drilling for portable drill users. Number of bits: -1. Dimensions: overall product weight: -24 pounds.
TurboMax Straight Shank Drill Bit, is 13/64-inch diameter, 3-pack. The Irwin TurboMax revolutionary Jet Point tip stays sharper longer. Independent tests show TurboMax drills almost twice as many holes as Bullet and nearly 1-1/3-times more holes than Sidewinder. Irwin tools are made of only the finest materials, manufactured to exacting tolerances.