Milwaukee M18 FUEL 1in. SDS Plus Rotary Hammer is fastest drilling rotary hammer in its class, includes autostop control for enhanced safety, and can drill up to (125) 3/8in. X 2in. Holes per charge when paired with m18 high output xc6.0 battery. Powerstate brushless motor delivers you 2 ft-lbs of impact energy, 1,330 rpm, and 4,800 bpm, providing speed and power in 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 hammer provides maximum control and enhanced safety with autostop kickback control. This feature prevents over-rotation if tool gets bound up while you're drilling in rebar or hard aggregate.Milwaukee avs anti-vibration system minimizes vibration for maximum comfort.Milwaukee m18 fuel 4-1/2in. / 5in. Braking grinder paddle switch, no lock is next advancement in power and performance, generating 11a corded power, fastest cutting, and delivering up to 135 cuts per charge. M18 fuel 4-1/2in. / 5in. Braking grinder generates 11a corded power allowing you to complete toughest grinding and cutting applications. Powerstate brushless motor delivers maximum sustained power and 8,500 rpm to remove material faster and increase productivity.