2. The total weight of the object cannot exceed the maximum total weight of the drawer;
3. Please wear gloves when using tools, in order to avoid being scratched by sharp or rough objects;
4. When choosing a tool case, you must choose a certified tool case, such as the well-known certification is the German VPA certification
5. Plastic tool cases, usually engineering plastics, cannot be beaten with hard objects to prevent them from breaking;
6. The surface of the iron tool box is mostly painted or galvanized, and the surface cannot be carved with hard objects;
7. When storing items, place them in order to increase their storage space