... carbon, then the cold is plated (electroplate), heat is plated, PVC wraps up and moulds etc. levelling surface passivation , plastification treatment ... network eye is even , the solder joint is firm , some machine processing characteristics is good , steady , antiseptic , the anticorrosion is ... : 10' to 300'5.Packing: Water-proof paper or PVC film6.Color: Green, black or as special requirements1.6mm/2 ...