Aluminum Stop Rolls(Black Painted)

black aluminum rolls: 1)function: suitable for metal and nylon zippers. 2)Material: Aluminum of environmental protection 3)Usage: Top and bottom stoppper wires for metal and nylon zipper 4)Applicatin equipment: Semi-automatic machine, automatic machine Plating color: Color card color sample can be all kinds of special-plated aluminum wire more than 1,500 colors. our products are enjoying a high reputation in the world market,because of their excellent in quality and reasonable in price. the size of th top and bottom stop wire can be produced as the customers request. what we produce are all environmental protection and nickel free product.