... wire, V-, U-type, convex type, such as hundreds of styles and shapes of products, as well as customer needs by developing a ... special style of the border.PERFORMANCEHigh elasticity, excellent weldabilityAPPLICATIONApply to glasses accessoriesMain Procudts ... 8.Zn-Al alloy rod:It’s the best instead of leaded brass,no Pb or Ca,totally environmental protection, ...