BRH High Precision Oil filter,can purify the dirty oil from pipes by itself automatically.Available type:6L,8L,10,20L,30L,40L. Oil filterOil purifierBRH types are widely used to purify Lubricating oil for oil-pressure machinery. It can remove impurities and moisture from the oil,to prevent the oil oxidizing and acidity siring,keep the oil lubricative,prolong the service life of the equipment and ...