... /MetersProduction ProcessRaw MaterialThe raw material are brass or red copper,We are buy in brass ball chain ,copperplate,copper wire, ... .Washing-upThe machine are washing-up all chain,guarantee brass original colour and luster.Finished chainThose are by the ... , three, four, five rows…).Usage: jewelry, handbag, shoes, garmentsdecoration… Many size men's jewelry copper metal chains with high polished