EXCLUSIVE FORUM FOR MACHINE DISMANTLERS AND REPAIR PEOPLE > Hammond
> Self Propelled
> Irwin hammer drill bit 1-1/2"X18"X23 4-cutter spline
Irwin hammer drill bit 1-1/2"X18"X23 4-cutter spline
Diameter Twist Length Overall Length
Fits all spline rotary hammers
Patented flute geometry removes dust from the hole quicker for fast drilling and long life
Copper braze material gives high heat resistance forreduced tip loss
Chrome vanadium shaft through-hardened
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