The DEWALT 1/2 in. Variable Speed Reversible Hammer Drill features a high-performance 7.8 Amp motor that provides overload protection. This dual-mode hammer drill is ideal for wood, steel and masonry applications and offers a 360 Degree side handle with depth rod to help deliver great control, versatility and depth accuracy. This hammer drill has a lightweight design to help limit user fatigue, as well as a 2-finger rubber trigger for comfort. 2700 RPM maximum speed for powerful performance 1/2 in. keyed chuck for bit retention Variable speeds that deliver precise hole placement on work surfaces 8 ft. cord for maneuverability Reverse switch for your convenience 360-degree side handle with depth rod offers great control, versatility and depth accuracy DW511 (HD Shelf OFF)