High quality & low price air compressor oil filter'air filter,filter Passed ISO9001:2008 Type: Oil Filter 1. Lubricating oil cartridge filter is made by the thin fiberglass which Imported from HV Company or the pure wood pulp filter paper of Ahlstrom, particle, filtering solid particle.2. Filter fineness :10~15µm,3. Oil filter element's service life is approximately 2000h.Original P/NAIRPULL P/ ...