Irwin Rotary Percussion - Straight Shank 1" X 8" X 12" Hammers of sustained clamping force

of sustained clamping force

Grooved hex shank prevents slipping in drill chuck or bit extension

Fits all SDS-plus and Hilti TE-C rotary hammersReduced area above the flute prevents the drill bit from binding while drilling-the full usable length can be utilizedChrome vanadium shaft through-hardened to 50-53HrCPatented tip and flute design removes dust more efficiently - up to 25% faster than other bitsShot-peened

Cobalt for higher heat & abrasion resistance

Irwin Rotary Percussion - Straight Shank 1" X 8" X 12" Hammers of sustained clamping forceRotary 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