• Fits all hammer drills with 3-jaw or Jacobs chuck • Chrome vanadium shaft through-hardened to 50-53HrC • Patented flute geometry removes dust from the hole quicker for fast drilling and long life • Up to 150% faster than other competitive bits • Shot-peened, double-tempered finish reduces breakage • Hot isostatically pressed to extend life and resist breakage • Copper braze material gives high heat resistance for reduced tip loss • All tips made to ANSI specifications

Size:

5/16" x 4" x 6"