3kg Drum Polishing Machine, Jewelry Rotary Tumbler, Tumbling Mini-Tumbler Rotary Tumbler Polishing Machine Jewelry Polisher

1. Pour water to 2/5 barrel and put 450g (steel ball or material) with jewelry. Then add 10g polishing solution. 2. Select a specific time by turning the time control button. 3. Push the button, which is a one-way rotation. 4. Push the button, it is a two-way rotation. It rotates in one direction for about 1 minute, then it automatically rotates in the opposite direction for 1 minute. We recommend bidirectional rotation, which is more effective.