13.5 Amp high-performance motor provides high performance & overload protection; 210-415 rpm; 1430-2840 bpm. 9.5 ft-lbs. of Impact Energy provides fast drilling and powerful chipping. SHOCKS - Active Vibration Control® reduces vibration up to 50% while increasing user comfort and productivity. Complete Torque Control (CTC)® - Patented 2-Stage clutch provides maximum control in bind up situations. Rear handle mount increases user comfort in down-drilling applications. Trigger lock-on reduces user fatigue while chipping.