Makita HR5212C Rotary Demolition Hammer Drill 110v features active dynamic vibration absorber, vibration absorbing housing, soft start. "Soft no load" function automatically reduces the motor speed during idling to suppress the vibration of the machine body. Torque limiter. Constant speed control. Ergonomic soft grip. Variable speed control dial. One touch sliding chuck for easy bit installation and removal. LED service and power warning lights. Dual operation mode: Rotary Hammer and Hammer Only. Compatible with dust extractor attachment. Lock on mechanism for chiselling mode. Supplied in carry case with side handle. depth stop and bit grease. 1510w input wattage. 1100-2250 ipm. 12kg weight. 19.1J impact energy. 52mm max in concrete, 160mm max core TCT diameter. 150-310rpm no load speed. SDS MAX shank fitting. Supplied in Makita carry case.