Properties:

A commonly box-shaped, reinforced, heavy metal chest designed to protect money, records, important letters, or other valuable items against fire, water, or burglary. It is normally designed with a swinging door or doors secured by a combination lock or a key lock. The heavy metal enclosure may be combined with a filling of concrete to resist heat. It may have one or more interior compartments and a built-in money chest. It may be mounted on wheels. Excludes filing cabinets which are substantially reinforced to resist burglary, and whose design includes combination locks, bar and padlock, or similar security devices.