Function: the straight pu lined gemstone machine fully apply high quality rubber and run noiseless, to suit for any working place, such as office, platform, etc.
Dongtai Ultrasonic Equipment Co., Ltd, founded in 1994, is a gemstone machinery company which specialized in the production of ultrasonic punching and carving machine. We provide excellent service, ....
Function: the high quality pu tumbler gem polishing machine apply iron cover, with high quality pu adhesion for long term usage. Suit for the polishing of jade, agate, glass, crystal, shell, etc. The....