... HARDWARE MANUFACTURER CO;LTD.(DONG GUAN ,CITYItem Name Key chain ,pin ,medal, bottle opener ,coin ,buckle materialZinc Alloy , iron ,steel ,brass ... ,etc .2): molding machines: 3 sets of zinc alloy die casting of 15T/25T/88T, 2 sets of aluminum alloy die ... casting machines of 160T/280T, 6-50T punching machines, several 500T ...