Bosch AG60-125 6-Inch High-Performance Cut-Off Grinder, 12.5-Amp High-Performance 12.5-Amp 9,300 RPM Motor: Power and performance demanded by a professional Bosch Electronics System Plus: Advanced electronic package to protect motor and shut down tool in a sudden bind situation Lock-on/off Slide Switch: For extended use applications Removable Brush Covers: For quick and easy brush replacement Directed Air Flow: Diverts dust away from switch and vital components to extend tool life