RAM-4X2A Extra Heavy-Duty Tube Cleaner, Mobile dolly, Tool storage box, Foot switch SPECS Flexible Shaft Speed: 1, 725 rpm ( can be decreased to 862.5 rpm by changing pulley ratio - request 2: 1 ratio drive for greater torque) Motor Power: 2 HP ( 1.5 kW) Input Power: 11.5 amps, 230 V, 60 Hz AC ( Optional: 11.5 amps, 230 V, 50 Hz) Dimensions: 37" ( 940mm) high x 20" ( 510mm) wide x 17" ( 430mm) deep Weight: 75 lbs ( 34 kg) net dry