Cordless Rotary Hammers, Cordless Rotary Hammer, Bare Tool, Voltage 18.0, Chuck Type SDS Plus, Cordless Tool Battery Type Li-Ion, 0 to 4900 Blows per Minute, 0 to 1400 No Load RPM, Brushless Motor Yes, Stop Rotation Yes, 1 In. Capacity in Concrete, 1 In. Solid Bit Capacity, 2-1/2 In. Core Bit Capacity, Impact Energy 1.7 ft.-lb., Battery Included No, Battery Pack Replacement G4992714, Handle Type D-Handle, Features Anti-Vibration System, LED Light, Tool Length 12-31/64 In., Tool Weight 7.0 lb.