Dumore 852-0034 foot switch, series 1, 6, 9, 10, 35 a solid state rheostat control with a low profile housing which encloses the foot operated switch. Motor speed is increased as the pedal is depressed and stops when the pedal is released. A trim potentiometer is included so motor rotation can be set to start at any part of pedal stroke. This rheostat foot control is designed for use with dumore series 1 and 6 flex-shaft grinders, series 9, 10 and 35 hand grinders, and the series 16 sensitive drill press. This control can be used with ant other tool equipped with a universal (series) ac-dc motor rated at 6amps or less. This unit is designed to be used at 115v ac,60hz.shipping weight 7 lbs.