11/32 inch Turbo Drill Bit 11/32 inch, Turbomax, J Revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bitsHigh performance metal drilling for portable drill users, works well on curved surfacesBit is constructed of M-1 high speed steel for the best combination of strength, heat resistance and wear resistanceSelf-centering Turbomax tip for clean entry and fast starts and stays sharp longerThree flatted shank on 3/16 in. and above for better chuck grip4-3/4 in. overall length3-7/16 in. flute length11/32 in. size drill bit