high quality lock steel mould 1.nick & lead free 2.high quality 3.OEM high quality lock steel mouldWelcome to jingzhanyi jewelry manufactoryBelow is the feature of the product you are interested[note]We only do custom design business with our client.Material brass, copper, silver and gold are available.Stones agate, diamond, onyx, pearl, ruby,etcWeight According to the design, dimension and ...