[(powerful motor)] 710w heavy-duty copper motor provides up to 3000 no-load revolutions and 0-45,000 bpm, optimizes durability and performance. dual mode selector: drilling and hammer drill for a wide variety of wood, steel and masonry applications [(stable reliability)] the technical cooling mechanism with large ventilation design allows more efficient heat dissipation and higher overload capacity. the die-cast reducer and ball bearing design extend the service life of the tool. [(highly efficient work)] 13mm all-metal keyed chuck for bit change and retention. anti-vibration handle with 360deg auxiliary handle and depth bar increases controllability and stability. large lockable trigger with variable speed control optimizes drilling accuracy and reduces fatigue. 2.6m power cord allows maneuvering in a larger work area. [(ergonomic design)] ergonomic rubberized handle design for maximum comfort and control. [(what's in the box)] (1) hammer drill, (1) chuck wrench, (1)depth gauge, (15)drill and drive bits, (1)8.6ft handle and cable, (1) warranty card, (1) user manual