Used 3HP Union Process Szegvari 1-S Series Laboratory Attritor, Model 1SDG. Tank capacity 1.5 gallon, working capacity 0.8 gallons. Media volume 1.0 gallons. Jacket tank approximate 7-1/2" diameter x 9" deep. Driven by a 3hp, 3/230/460 volt, 1170 rpm xp motor, thru Reeves adjustable speed gearbox. Mounted on painted carbon steel frame.