6 Common metals and their alloys; Metal building materials; Transportable buildings of metal; Materials of metal for railway tracks; Non-electric cables and wires of common metal; Ironmongery, small items of metal hardware, namely, screws, star head screws, self-drilling screws, eye bolts, nails, plugs, eye-headed nails, hooks, rods, staples, nuts and bolts, nuts, rivet nuts and stamping nuts, rivet bolts and stamping bolts, washers, cowls, sleeves, dowel pin, angle irons, ironmongery, fastenings; Fastenings of metal for commerce and the aerospace industry, in particular pins, fastenings, clamps, rivets, blind rivets, nuts, rivet nuts and stamping nuts, rivet bolts and stamping bolts, threaded connectors, parts and fittings for the aforesaid goods