... ; brass; stainless steel; Aluminum Alloy Surface:oxidation; powder;plating certificate: ISO9001 FactoryWorkshopQuality Certificate Main Export CountryGermany, Italy, France, UK, Czech, Spain, ... got the certificate of ISO9001-2000, We exported to : Germany, Italy, Czech, United States, UK, Middle East and so on. ... hesitate to contact me. fitting Industrial Ningbo CNC machining surface polished fitting