Common metals and their alloys; lacquer coated steel; transportable buildings of metal; metal building materials, namely, rebar, steel rebars, columns, namely, steel columns, solid and castellated beams, decking roofing, soffit, fascia, trusses, namely, steel trusses, rafters namely, steel rafters, studs, namely, steel rafters, joists, beams, brackets, mounts, namely, steel mounting brackets, decking, and panels, namely, steel roofing panels; sheets and plates of metal, namely, steel sheets u...