Aluminium and its alloys; Binding screws of metal for cables; Brackets of metal for building; Cable clamps of metal; Carbon steels; Junctions of metal for pipes including those from alloy steel and titanium; Latticework of metal; Mechanical fastening elements of metal; Metal guard rails; Metal hardware, namely, carabiners of metal; Metal hardware, namely, double-end swivels; Metal pipes and metal fittings therefor; Metal structures for mounting solar panels; Substrates primarily of metal for ...