Milwaukee m18 fuel 1-1/8in. Sds plus rotary hammer is next generation of cordless rotary hammers delivering users ultimate jobsite performance and productivity. M18 fuel 1-1/8in. Sds plus rotary hammer is fastest drilling and hardest-hitting rotary hammer in its class with autostop control for enhanced safety, drilling up to 50-5/8in. X 3in. Holes per charge when paired with m18 high output xc6.0 battery. Powerstate brushless motor delivers 3.6 ft/lbs of impact energy, 800 rpm, and 4,600 bpm, providing users with speed and power for most demanding applications. Redlink plus intelligence tool technology ensures maximum rotary drill performance and protects it from overload, overheating, and over-discharge. M18 redlithium high output xc6.0 battery delivers 50% more power while running 50% cooler than m18 redlithium xc batteries. This cordless hammer drill provides maximum control and enhanced safety with autostop kickback control. This feature prevents over-rotation if tool gets bound up while drilling in rebar or hard aggregate.Milwaukee's avs anti-vibration system minimizes vibration for maximum comfort.Milwaukee m18 fuel 4-1/2in./5in. Grinder paddle switch, no lock is next advancement in power and performance, generating 11 amp corded power, fastest cutting, and delivering up to 135 cuts per charge.