ferrous and non-ferrous metal products, namely a full line of springs, four-slide parts, strip stock, wire forms, precision metal stampings and sub-assemblies for use in the further manufacture of a wide variety of consumer and industrial products; expansion and control joints made primarily of galvanized steel or zinc for use in buildings and other construction projects where expansion or contraction of large wall, ceiling or floor surfaces may occur; decorative metal panels; expanded metals and assemblies in the form of gratings, stair treads, wall partitions, cabinet panels and floor grates all of which comprise at least in part a metal mesh or grid; metal gutter screens; metal filters and metal screenings