Metabo W24-230 6,600 RPM 15.0 AMP 9-Inch Angle Grinder Metabo safety switch: safety lock against unintentional start Main handle rotatable without tools Auto-stop carbon brushes. Does not come with Spanner wrenches or flanges Machine is suitable for operation with 120-Volt direct current (protective low current) High efficiency and increased torque through optimum heat dissipation