... ISO9001:2008 4.delivery time:within 30 days Ultrasonic cleaning machine IndustryCleaning objectsjewelryJewelry, diamond, gold, silver products,etcmachineryMoulds ... ,jewelry,hair,accessories,brooch,glasses,watch,chain,pen,CD,scraping,knives,combs,toothbrushes,dentures,tea,etc.there ... shell,with the whole into appropriate cleaning agent(such as gasoline)tank cleaning,cleaning can get a multiplier effect.5 ...