Tristate Machinery Dismantlers Forum > MICHIGAN
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> Irwin 326011B25 3/8 x 6" rotary percussion 25PCS..
Irwin 326011B25 3/8 x 6" rotary percussion 25PCS..
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
