6 Common metals and their alloys; metal hardware, namely, nuts, pulleys, springs, clips, bushings, washers, screws, mounting bars, threads, sockets, bolts, props; building and construction materials of metal, namely, fixing dowels, fixing sockets, nuts, bolts, fixing anchors from metal, fasteners from metal, hinges; metal fastening anchors, namely, sockets, dowels and connecting metal parts, namely, lashes, steel angles used in building construction, tension rods to connect construction parts, namely, screws, washers, nuts, and springs; elements of metal, namely, metal connectors for precast concrete reinforcement systems, connectors for precast or cast-in-situ concrete elements or semi-precast elements; architectural fasteners of metal, namely, hinges, door fasteners; nuts of metal; metal nuts and bolts; metal fastenings, namely, ropes, cables, cords, metal fastening anchors, hooks, pegs, dowels, embeddable metal fastening anchors; connecting means and fastening elements of metal for building construction, namely, metal fastening anchors; non-electric cables and wires of common metal; metal hardware and small items of metal hardware, namely, nuts, pulleys, springs, bushings, washers, screws, threads, sockets, bolts; pipes and tubes of metal; and parts of the aforesaid goods