The 20V MAX* XR Brushless 1-inch Rotary Hammer is a high-performance drill powered by a brushless motor and a durable German-engineered mechanism, delivering 2.1 Joules of impact energy. The lightweight design makes this tool ideal for rod hanging, seismic and safety attachments, cable tray and strut mounting, clamp mounting, and rail mounting. DEWALT cordless hammer drill is part of the PERFORM and PROTECT product line, integrated with the SHOCKS ACTIVE VIBRATION CONTROL System and becomes OSHA Table 1 Compliant when used with the DWH303DH On Board Extractor.