Suitable for bits and accessories with SDS-max shank bit Vario Tacho Constamatic (VTC) full-wave electronics Thumbwheel for preselection of number of impacts Pneumatic high-performance hammer mechanism Magnesium die cast gear housing Dust seal protects from the finest dust particles Active vibration damping Ergonomic housing design for fatigue-proof operation Stoppable switch Chisel can be fixed in 8 positions Rubber-coated handle Auto-stop carbon brushes Brush wear indicator