Bit will fit all hammer drills with 3-jaw or Jacobs chuck and features a chrome vanadium shaft through hardened to 50-53HrC, shot-peened, double-tempered finish, flute geometry removes dust from the hole quicker, copper braze material gives high heat resistance. All tips made to ANSI specifications.
Made to ANSI specifications, the IRWIN 326016 - 1/2 x 8 x 12 Straight Shank Masonry Bit is the next generation straight shank hammer drill bit which delivers more performance than ever. The patented flute design speeds dust removal for fast drilling and long life, while the shot-peened finish increases surface durability reducing the potential for breakage. This offering of straight shank masonry bits demonstrated IRWIN's commitment to the line and the professions who rely on them.