Bolts of metal; [ Buckles of common metal; ] Door handles of metal; Eye bolts; Iron strip; [ Locks of metal, other than electric; ] Metal hooks; [ Metal junctions for pipes; ] Metallic pipes; Nuts of metal; Screws of metal; Solder wire; [ Steel balls; Tool chests of metal, empty; ] Washers of metal for adjustment and measurement of precision mold or precision hardware