... selling various gift metal ,our products are special commemorative key chains ,metal key chains ,badges ,medals ,coins ,bottle openers ,wallets ,bookmarks ,photo ... machines ,3 sets of 3-D die carving machines , 2 set of electric discharge machines , 2 sets of grinding machines ,3 ... sets of milling machines ,1 set of lathe ,etc .2): molding machines: 3 sets of zinc ...