Motor is 1/4 HP, single phase TEFC-DC, 60/50 cycle, 115/220V and furnished with standard plug Totally enclosed DC drive motors permit solid-state control of roll speed. Machines have speed range of between 20 and 300 RPM. One-jar capacity unit. Mfg Website: www.usstoneware.com/unitized.htm
This rock tumbler has been tested and is in good working condition. It came to us from a large aerospace research lab and can be previewed at our facility in Ventura, California.