Irwin Rotary Percussion - Straight Shank 1/2" x 4" x 6" Image Bi-metal construction with 8 percent

Bi-metal construction with 8 percent cobalt for increased wear resistance

split beam

000 BTUs of cooking power

carbide tipped metal reciprocating blades

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Irwin Rotary Percussion - Straight Shank 1/2" x 4" x 6" Image Bi-metal construction with 8 percentRotary 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 Copper braze material gives high heat resistance for reduced