Powerful 13 amp motor - delivers 9700 rpm in a compact design.KickBack Control - helps shut off the tool if wheel gets into a binding situation.Restart protection - helps prevent accidental tool startup if power supply is interrupted.Soft start - helps reduce initial impact for a smooth startup.Overload protection - reduces the risk of the motor overloading or overheating.Anti vibration handle - helps make long hours working more comfortable with less tool vibration.Slide switch - for easier long run operation.Variable speed selection - to match speed to application.