Metabo WE14-125 Variable Speed 4 -1/2-Inch/5-Inch Angle Grinder Sturdy, durable Metabo marathon motor Metabo S-automatic torque limiting clutch: to limit any sudden reverse torque that can occur if tools jam or get caught. Metabo "Quick": quick tool change without using a key - quick, comfortable and safe (tool not included) Overload protection by electronic monitoring of coil temperature (LED for impending overload). 2-position side handle