Metal boxes are sturdy containers made from various types of metals, such as steel or aluminum. They are commonly used for storage, transportation, and protection of items. Their durability makes them ideal for both industrial and personal use, as they can withstand harsh conditions and provide security for valuable contents. These boxes come in various shapes and sizes, catering to different needs. For example, toolboxes are designed to hold tools, while shipping containers are large metal boxes used for transporting goods across long distances. Their versatility and strength make metal boxes a popular choice in many industries.