Irwin Rotary Percussion - Straight Shank, Bit Length 8 in, Cutting Diameter 5/16 in
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
Attributes:
Bit Length = 8 in, Cutting Diam [Nom] = 5/16 in, Dia. [Nom] = 5/16 in, Finish = Chrome, Flute Length = 8 in, Height [Nom] = 3/8 in, Length [Nom] = 14.688 in, Overall Length [Nom] = 12 in, Type = Rotary Percussion Bit, Width [Nom] = 1 7/8 in, Wt. = 0.19 lb. (1 EACH = 1 EACH)
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