The Bosch Rotary Hammer features a multi-function selector for 3 modes of operation: rotary hammer, rotation only and hammer only. The vario lock positioning features rotates and locks the chisel into 36 different positions to optimize the working angle. The variable speed trigger switch has reverse and easily removes bound bits and fasteners. The integral clutch disengages the torque transmission if the bit gets into a bind situation. Includes: Auxiliary handle, depth gauge and carrying case. ADDITIONAL SPECIFICATIONS: Rating: 120V; Amperage: 7.5; No Load RPM: 0-1300; BPM Under Load 0-5800; Impact Energy (ft.-lbs.): 2.0 EPTA; Maximum Capacities Concrete: 1"; Maximum Capacities Steel: 1/2"; Maximum Capacities Wood: 1" - 1/1/8"; Maximum Capacities Concrete Thin Wall Core Bit: 2-5/8"; Length: 17.3"; Weight: 6.7 lbs.