RAM-4X Tube Cleaner Includes: .RAM-4X 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: 1 HP ( 0.75 kW) Input Power: Standard: 13 amps, 115 V, 60 Hz AC ( Optional: 13 amps, 115 V, 50 Hz; 6.5 amps, 230 V, 60 Hz; or 6.5 amps, 230 V, 50 Hz) Dimensions: 37" ( 940mm) high x 20" ( 510mm) wide x 17" ( 430mm) deep Weight: 59 lbs ( 27 kg) net dry