The MILWAUKEE M18 FUEL 1-1/8 SDS Plus Rotary Hammer is the next generation of cordless rotary hammers delivering ultimate jobsite performance and productivity. The M18 FUEL 1-1/8 SDS Plus Rotary Hammer is the fastest drilling and hardest-hitting rotary hammer in its class with AUTOSTOP Control for enhanced safety, drilling up to 50 5/8 x 3 holes per charge when paired with the M18 HIGH OUTPUT XC6.0 Battery. The POWERSTATE Brushless Motor delivers 3.6 ft-lbs of impact energy, 800 RPM, and 4,600 BPM, providing speed and power in the most demanding applications. REDLINK PLUS intelligence tool technology ensures maximum rotary drill performance and protects it from overload, overheating, and over-discharge. The M18 REDLITHIUM HIGH OUTPUT XC6.0 Battery delivers 50% more power while running 50% cooler than the M18 REDLITHIUM XC batteries. This cordless hammer drill provides maximum control and enhanced safety with the AUTOSTOP Kickback Control. This feature prevents over-rotation if the tool gets bound up while drilling in rebar or hard aggregate. Milwaukee's AVS Anti-Vibration System minimizes vibration for maximum comfort.