YJCS-7 Ultrasonic Polishing Machine Mould, Jewelry, Jade, Crafts Polishing Mini Grinder

Polishing materials: metal, glass, jade, agate, etc.
Grinding material: diamond file, fiber oil stone, artificial diamond grinding paste and diamond grinding paste
Sonic frequency:19-26KHz
Working voltage:Single-phase 220V±20%50Hz or single-phase 110V±15%60HZ
Power consumption:15W
Controller size: 120x74x37mm
Controller weight:0.4kg