Fasteners made of metal for scaffolds; Fasteners of metal for scaffolds; Fasteners, namely, metal bars and chains; Steel; Steel alloys; Steel alloys unwrought or semi-wrought; Steel angles for use in building construction; Steel balls; Steel chains; Steel drums; Steel for cans; Steel for tins; Steel forgings; Steel frames for building; Steel grinding beads for use in wet milling; Steel in sheet, rod, bar and/or billet form; Steel in the form of sheets, plates, foils and coils; Steel masts; St...