6 Common metals and their alloys, namely, common metal ingots, common metal drawer pulls, common metal slabs, common metal stribs, metal strips; common metals and their alloys in rod, sheet or tube form for use in further manufacture, alloys of metal for casting, building material of metal, namely, flashing, soffits, fascia, stairs of metal, boards of metal, brackets of metal, panels of metal, bars for metal railings, braces of metal for handling loads, platforms of metal, props of metal, roof coverings of metal, wall linings of metal, wall hooks of metal for pipes, buildings, transportable, of metal; railway materials of metal for railway construction; non-electric metal cables and wires; metal hardware and locksmith materials, namely, buckles of metal, bolts of metal, chains of metal, chests of metal, nails of metal, angle of metal; tubes and pipes of metal; metal products, namely, clips of metal for tubes and pipes, collars of metal for fastening tubes and pipes, elbows of metal for tubes and pipes, junctions of metal for tubes and pipes, tube and pipe muffs of metal , reinforcing materials of metal for tubes and pipes, tubes and pipes valves of metal; metal construction scaffolding and components, namely all girders, stands, panels, anchors, couplings; metal mobile and hanging scaffolding; roof coverings of metal; portable and prefabricated steel buildings