This SDS Plus Rotary Hammer Kit is the next generation of cordless rotary hammer drills delivering users ultimate jobsite performance and productivity. The M18 FUEL 1 in. SDS Plus Rotary Hammer is the fastest drilling rotary hammer in its class, includes AUTOSTOP Control for enhanced safety, and can drill up to (125) 3/8 in. x 2 in. holes per charge when paired with the M18 HIGH OUTPUT XC6.0 Battery. The POWERSTATE Brushless Motor delivers users 2 ft.-lbs. of impact energy, 1,330 RPM, and 4,800 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.