It is suitable for hydraulic oil filter elements of rollers, hydraulic oil filter elements for construction machinery, replacing Wittgen hydraulic oil filter elements, hydraulic oil filter elements for milling machines, and hydraulic oil filter elements for CNC machine tools.适用于压路机液压油滤芯，工程机械液压油滤芯，替代维特根液压油滤芯，铣刨机液压油滤芯，数控机床液压油滤芯。