... paintingpolishing parts, SUS cutter, tableware, plating,etcFood industryOven tray, boiler, bottles, bottle cap, filters,etcOptical& watch makeroptical lens, eyeglass ... to keep skin young and elastic.use of V-KOOL special ultrasonic cleaner can also be cocktails,mellow wine,automatic mixing eggs ... appliances,precision circuit boards,parts used. easy to use eyeglass ultrasonic cleaner,can be customized