Jewelry Tumbler Polisher 3KG 6.6Lb Mini Rotary Barrel Polishing Machine Bidirectional Rotation Time/ Speed Switchable for Coins Metal Rust Removal Sur

Features:Take the principle of centrifugal motion, this mini tumbler polisher utilizes iron beads or steel balls to work on the surface of the workpiece and make the surface of the workpiece smooth and gloss.The polishing machine improves work efficiency and is suitable for jewelries, antiques, coins, steel/ iron/ copper/ zinc/ aluminum materials, such as rust removal, surface polishing, trimming, rough finishing, precision polishing and so on.10/ 20/ 30/ 40/ 50/ 60 minutes polishing time selectable, forward/ reverse rotation switchable, 5 levels of speed control; more humanized to use, meeting different materials and different surface requirements.Rotary polishing barrel is made of tough material and has large capacity; transparent design for clearly observing the polishing condition without taking out the workpiece.The lid of the tumbler is designed with a sealing ring to prevent leakage; lock handle and lock cylinder are easy to assemble, which can ensure the safety when the machine is working. Non-slip rubber pads keep the machine stable on the desktop.Note:1. The polishing barrel should be aligned with the two-axis rolling to avoid it being thrown off the track.2. Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding.