Irwin Rotary Percussion - Straight Shank 5/32"x4"x6"

Rotary Percussion - Straight Shank Features: 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 Cop