Jewelry Polisher Tumbler, 11lbs/5kg Capacity Mini Rotary Tumbler Machine with 0-60 Minutes Timer, 5 Speeds Jewelry Rotary Finisher for Surface...

Reliable Material: The 5 kg rotary tumbler, made of tough polycarbonate, features a leak-proof design, and long service life. The new gear transmission structure ensures a smoother and more stable operation without breaking worries. Powerful Performance: This jewelry tumbler utilizes iron beads or steel balls to work on the surface of the workpiece. Taking the principle of centrifugal motion, this jewelry tumbler can improve the polishing efficiency 5 to 10 times. This rotary tumbler can improve the workpiece's specification precision and delicate shapes, forming a smooth and gloss surface. Flexible Adjustment: The jewelry polisher tumbler has the function of bidirectional rotation, 5 speeds, and a timer from 10-60 minutes. The working time and speed can be adjusted according to different materials and surface requirements. User-friendly Design: The tightly designed buckle has good air tightness. No need to worry about leakage