Jewelry Polishing Machine, Mini Magnetic Tumbler 2000rpm Adjustable Speed with Timing Function, Capacity 400g, for Metal Jewelry Grinding and Polishing, Removing Burrs

【Speed】2000 rpm; voltage: 110V-220V; time control: 4 speed control. Designed for polishing intricate details, tiny crevices and multiple settings, but not for flat surfaces. 【Concise Control Layout】The full-featured clear buttons display on the panel allows you to set the time and rotation mode of the magnetic tumbler jewelry polisher with ease. It can reach a multi-angle full grind of the workpiece, quickly removing rust. 【Versatile Use Scenarios】The magnetic pin tumbler is suitable for grinding and polishing gold, silver, copper, aluminum, zinc, magnesium, iron, stainless steel, hard plastics, non-metallic materials, and other precision parts. 【Premium Polishing Barrel】The jewelry tumbler polisher is made of tough polycarbonate, with high hardness and no leakage. Roller Size: 4.3*4.7in /11*12 mm, Capacity: 400g. 【Easy To Operate】Most finishing operations are completed within 30 minutes, just put your jewelry, steel needle, water and special polishing compound into the bowl, and press the "ON" button.