Designed with a robust 1/4 in. quick change hex shank, Milwaukee® SHOCKWAVE™ Impact Duty™ hole saws give professionals a hole making solution to use with impact drivers. Utilizing a thin wall, 8 TPI design, SHOCKWAVE™ impact hole saws deliver a burr-free cut up to 40% faster than standard bi-metal hole saws. The includ Milwaukee 49-56-9805 - 3/4 in. SHOCKWAVE™ Impact Hole Saw