Product Name: Custom Blackening Small Wire Spring (Retainer Ring) Model NO.: MF222 Shape: Coil Production Process: Cold Roll Load Type: Torsion Usage: Industrial, Auto, Furniture, Home Appliance, Bicycle Material: Stainless Steel Function: Measurement Wire Diameter: 1.55mm Surface Finish: as Your Request Trademark: MF Transport Package: as Your Request Specification: TS16949, SGS, ISO9001 Origin: Yangzhou, China Product Description Product detailsQuick Details:high quality tension springQuality Standard: ISO9001, TS16949, SGSPlace of Origin: Jiangsu, ChinaStyle: CylinderUsage: IndustrialFree Length:Wire Diameter: 1.55mmSurface Finish: blackeningLoad Type: WireMaterialstainless steel, alloy, spring steel, carbon steelWire Diameteras your requestOuter Diameteras your requestFree Lengthas your requestSurface Finishwhite zinc, color zinc, nickel plating, chrome-plating, plastic sprayingProcessing Crafthot roll, cold rollCompany Information:Founded date: Established in 1986,and have 29 years experiences in spring productionBusiness Range: Tools&HardwareMain Products: SpringManagement System Certification: ISO9001, TS16949, SGSEnvironment:Certification:Product Process: