... cu, aluminum, alloy etc.Finish: white/yellow/blue/black zinc, nickel, black oxide, Cu etc.Trading term: FOB Shanghai ... Heat Treatment - reach the required hardnessElectroplatingwhite/yellow/blue/black zinc, nickel, black oxide etc.CleaningOrdering Rule…Minimum order ... Co,.LtdAdd: Southern Industrial Park Desheng Town, Haimen City, Jiangsu, Province, China 226101Tel: +86-513-82363999Fax: +86-513 ...