... , used as jewelry making tools and equipment . 1. Digital Vacuum Wax Injector Jewellery making tools and equipmentModel : MZ-DWIPower supply ... workpiece2. inner wax pot made from special aluminal alloy material which is with good;fast and even thermal conductivity,thus ... mold,, go forward, automatic target wax injection at the mouth, vacuum, injection wax casting, clamp open etc, all auto finished. ...