The Milwaukee M18 FUEL? 5/8? SDS Plus Rotary Hammer delivers maximum power and productivity. This hammer delivers the Fastest 3/8? Drilling In Its Class, has the Most Versatile, Compact Design, and delivers Up to (89) ?? x 2" holes per charge when paired with the M18? REDLITHIUM? High Output CP3.0 Battery. Our POWERSTATE? Brushless Motor delivers 1.3 ft-lbs of impact energy, 1,400 RPM, and 5,000 BPM, enhancing portable productivity. REDLINK PLUS? Intelligence ensures maximum rotary hammer performance and protects it from overload, overheating, and over-discharge. At only 10.4? long and 3.8 lbs, this hammer has the power to complete the toughest concrete applications, for its size. For enhanced safety, this hammer includes an AVS Anti-Vibration System for maximum comfort and AUTOSTOP? Enhanced Kickback Control to reduce over-rotation. For maximum versatility, shadowless lighting provides increased visibility and an integrated hang hook for functional storage and convenience. Additionally, this hammer features a 3-mode operation ? Hammer Drill, Drill Only, and Chisel Modes for light material removal.