Ray Foster AG05 High Speed Alloy Grinder with Variable Speed Control. Fingertip speed control with a front panel mounted potentiometer. Adjustable spindle working height. Heavy duty, high torque 1/4 HP motor in a totally enclosed housing. 2.5" suction port for connection to dust collector system. Power output connection. Motor is UL-recognized and CSA-certified for electrical safety. Dimension: 10.25" W, 11.75" L, 11" H. 115 volt 50/60 Hz standard. 230 volt 50/60 Hz optional for export.