Castings, foils, powder, and rolled, drawn or extruded semi-finished articles of aluminium or its alloys; Castings, foils, powder, and rolled, drawn or extruded semi-finished articles of copper or its alloys; Common metals and their alloys including stainless steel; Copper strip; Corrosion-resistant metal overlays and alloys for fittings, steel plates, flanges, piping components; Fittings of metal for beds; Fittings of metal for windows; Foundry chill-molds; Metal hardware, namely, washers; M...