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China TOP 3 Manufacturer 60Si2Mn 55CrSI Steel Material Coil Spring
Features Materail Carbon steel(SWC),65Mn,72B,82B,cold roller steel,stainless steel(SUS), beryllium copper,phosphor copper, brass,music wire,piano wire(SWP),60Si2Mn,60Si2MnA,55CrSiA,SAE9254,Etc. Wire diameter 0.1mm-65mm Availability OEM,O...