... system 3.Stainless steel , durable Industrial Single trough Ultrasonic Cleaner1, Uses: Single family washing machine, use a little ... ideal, the most cost-effective cleaning equipment. It applies to electronic components, electroplating, metal, watches, machinery, strap, tools, ... KHZ, 68KHZ, 80KHZ, 170KHZ, 1000KHZ, better.7, single-frequency, dual-, tri-band adjustment, to meet different requirements ...