... quality, low price, great reputation.*Skymen factory Manufacture Ultrasonic Cleaners machine JP-020S (digital, 3.2L) .applied ... watch band, watch cover, watch hand, polishing parts, SUS cutter, tableware, plating, injector, surgery tools, dropper, glass container, ... , silver, gold products, bank card, IGBT Specifications: Ultrasonic Frequency 40,000 Hz Material Stainless Steel SUS304 Tank Capacity ...