The product usually takes 7--13 business days to arrive to your hand after your order is confirmed Technical parameters: Technical Datas Scope: the rough surface of various molds (including carbide dies) of the complex cavity, narrow slit grooves, blind holes and other plastic、mirror polished Materials can be polished: metal, glass, jade, agate. Power supply: 110V/220V Discharge medium: kerosene or water Power consumption: 160W Ultrasonic Frequency: 26-35KHz Edm high level of time：Edm0.8μs-15μs;patterns and Intensive 1-99μs Controller size: 340×185×140 mm Controller Weight: 6kg NOTE: we will send the product to you as soon as possible If you have any questions , please feel free to contact us
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