2. When installing the cutting tool, pay attention to the cutting direction and do not reverse it;

3. The main tool rotates clockwise;

6. Before processing, the material should first be checked for iron nails, sand and gravel joints on the cutting tool to prevent damage to the cutting tool joints from flying out and injuring people;

7. When cleaning the machine tool, wiping lubricating oil, removing and replacing saw blades, and cleaning blade debris, the power supply of the machine tool must be cut off;