Common metals and their alloys in bulk, sheet, rod, bar and/or billet form; metallic building materials, namely, metal roof systems and their components consisting primarily of roofing panels, hips and tiles; portable metal buildings; metal components for locks, namely, cylinders, keys, and structural parts therefor; other metallic products, namely, window canopies, wall, roofing, fence, door and ceiling panels, awnings, radius copings and facades, dormer windows and gables, and wall caps