... used as jewelry making tools and equipment . 1. Digital Vacuum Wax Injector Jewellery making tools and equipmentModel : MZ-DWIPower supply ... .70MPaTemperature display range 40-99.9Setting time range for vacuum 0-25 secondsSetting time range for wax injection 0 ... vacuum, injection wax casting, clamp open etc, all auto finished.Can be any combination of PRESS1,PRESS2,TIMECLAMP,HOLD,FORWARD 3. Vacuum pump ...