6 Steel in bar, rod, sheet, and block form, metal road and garden curbing, steel reinforcing bars for use in concrete, steel floor plates and safety tread plates, structural steel tubing, expanded steel sheets for reinforcing plaster, corrugated steel sheets, corrugated steel sheets for construction purposes, namely, in the wall and roof section of buildings, stainless steel sold in bulk, castings of stainless steel, metal construction materials namely, bar, rod, sheet, and block shapes, road and garden curbing, roofing and aluminum siding, rails, reinforced bars for use in concrete, wire netting and spirals for reinforcing concrete, metal floor plates and safety tread plates, metal open flooring and grating, metal caisson rings, metal structural tubing, metal expanded sheets and grating, metal perforated sheets, metal mechanical tubing, metal threaded tubing and bars, metal angle irons, metal chain, metal pipe and pipe fittings, wire rope, iron, steel, and aluminum for use in further manufacturing metal plates and sheets, metal bars and billets, carbon steel, alloy steel, tool steel, strip steel, spring steel, drill steel, machinery steel, screw steel, babbitt metal sold in bulk for further manufacturing, solder, stainless steel, forgings, cold rolled steel, flame cut metal shapes, flame cut steel shapes, metal bands and hoops, wire, shafting, machined rings and discs