Rotary Hammer Kit, Chuck Style SDS, Solid Bit Capacity in Concrete 1 1/8 in, Current 8 A, Voltage 120 V, Maximum Blows per Minute 5,500 bpm, Impact Energy 3.6 ft-lb, Blows per Minute 0 to 5500, Cord Length 8 ft, Core Bit Capacity in Concrete 4 in, Includes Carrying Case, Depth Rod, Side Handle, Maximum Speed 1,500 RPM, Minimum Blows per Minute 0 bpm