Powerful, 1750 W “PROTECTOR-MOTOR” with epoxy resin coated field and Heavy Duty winding protection for increased life time of tool. Constant power electronics with soft start for smooth start up. Line lock out function to prevent automatic start up after power breakdown. Thermal overload protection to prevent overheating. Safety clutch to prevent user from “kickback-effect”. FIXTEC nut for tool-fr ee disc change. Burst resistant and tool-free safety guard for best user protection and fast adjustment. Anti-vibration side handle for lower vibration. 4 m rubber cable.