1. It can process various metal mold cavities with great precision, just like processing shoe molds.

2. It can accurately engrave all kinds of metal and non-metal products, and it can also engrave most of the craft gifts. It is very sensitive and light to use.

3. It has excellent processing effect on flash, burr and hard tungsten steel rotary file of casting, forging and welding parts, and it is most common in machine foundries, shipyards and automobile factories.

4. The chamfering and rounding of all mechanical parts and the processing of grooves are inseparable from the cemented carbide rotary file, which can also clean the pipe and the inner surface of the precision machined mechanical part. And the effect is very good. "