The precautions for using the grinder are as follows:

1. The grinding surface of the grinding wheel must be trimmed frequently. When the tool is found to be severely beaten, abrasive wheel ，it should be trimmed with a diamond pen in time.

2. The grinding wheel is thin and small. Do not use when severely worn. It should be replaced in time to ensure safety.

3. The power should be turned off after grinding, and the grinding machine should not be idling. At the same time, the dust in the protective cover should be removed frequently, and the spindle grease should be checked and replaced regularly.

like：

Storage Requirements for Grinding Wheels

What are the functions of the grinding wheel?

What are the characteristics of the grinding wheel?