INDPRO CIRCOIL SERIES are premium quality multi-service oils designed for the lubrication of bearings and gears in continuous circulating systems. They are available in ISO viscosity grades 150, 220, 320 & 460 and are recommended for lubrication of plain bearings, roller bearings and parallel shaft gear sets in various applications such as steam, water and gas turbines, splash, bath and ring oil systems plus pumps, valves and auxiliary equipment.