... 4.delivery time:within 30 days Ultrasonic cleaning machine IndustryCleaning objectsjewelryJewelry, diamond, gold, silver products, ... tableware, plating,etcFood industryOven tray, boiler, bottles, bottle cap, filters,etcOptical& watch makeroptical lens, eyeglass, sunglass, ... and advanced technology.7 Configuration imported spray pump ,spray pressure :5-20KG optional. clothes washing and drying machine ...