[ Iron and steel; nonferrous metals and their alloys; loading and unloading pallets of metal; turn-tables for load handling, namely, prefabricated metal platforms; traversers, namely, metal slides for load handling; metal pulleys, springs and valves not including machine elements; metal flanges; ] keys, namely, metal keys for locks; [ signs, non-luminous and non-mechanical, of metal, for roads; storage tanks of metal; containers of metal for transport; ] metal hardware not including security ...

safety locks and keys, safes, safety deposit boxes, lock boxes, cash boxes, and letter boxes, all made of metal, metal golf bag racks not for vehicles, metal ski racks and ski-boot racks not for vehicles