The Makita HM0870C SDS Max Demolition Hammer is fitted with electronic speed control for maximum productivity and long-life carbon brushes for maximum output. It has a hammer only action and has been developed for SDS Max Bits. The tool is fitted with a variable speed trigger for more control and has been double insulated for added safety. Supplied with 1 x Bit Grease, 1 x Side Handle, 1 x Carry Case. Specification Input Power 1,100W Impact Rate 1,100-2,650/bpm Impact Energy 7.6 joules Weight 5.1kg All vibration figures quoted are Tri-axial to EN 60745 2006. Vibration Chiselling 11m/sec Vibration K Factor 1.5m/sec Noise Sound Power 98 dBA Noise Sound Pressure 87 dBA Noise K Factor 3 dBA Makita HM0870C SDS Max Demolition Hammer 110V Version