1. This machine is mainly used for grinding and polishing non-metallic materials, jade, wood, cow horn, ivory, bone, antler, pearl, coral, amber and other materials. It is widely used in the processing of arts and crafts, jade, jewellery, glasses and other small articles.2. This machine is mainly made of aluminium alloy, with good heat dissipation and strong wear resistance. Surface spraying treatment, not easy to scratch the surface, more beautiful.3. The machine is built-in high-speed brushless motor, longer service life, higher efficiency.4. 4. The machine is small in size and light in weight, easy to carry. It is very convenient to use and operate.5. 5. The machine is equipped with digital display, which can accurately display the working status of the machine.6. The machine is equipped with a cooling system, which can effectively prolong the service life of the machine.7. The machine is equipped with a safety device, which can effectively protect the safety of the operator.8. The machine is equipped with a variety of grinding heads, which can be replaced according to different materials, to meet the needs of processing a wide range of materials. 9.