1. Before use, a comprehensive inspection shall be carried out. The saw blade shall be free of cracks and continuous missing teeth. The saw teeth shall be sharp and have a proper saw path. The saw blade must rotate smoothly.

2. When sawing, the materials shall be placed stably against the mountain. The hand-held saw handle shall be gently pulled and placed. The saw blade shall not exceed the table surface. The materials that are not cut at one time can be turned over and cut again.

3. It is forbidden to push and cut the arm directly against the saw blade with the wood in hand. It is forbidden to cross the saw blade, and the operator is not allowed to stand facing the saw blade.

4. After cutting, put the saw gently on the original place and then take out the material. The material head shall be cleaned in time.