Building and framing accessory and installation components all made of metal, namely, nuts, bolts, screws, washers for use as hardware, studs, hinges, springs for use as hardware, spring clips for use as hardware, pipe couplings, pipe clamps, pipe rollers for use as hardware, pipe hangers, fender hooks for use as hardware, conveyor and trolley rollers for use as hardware, clamps, brackets for use as hardware, tubing clips, and conduit and pipe risers; strut-type structural building and framing products, namely, rolled and extruded continuous slot metal channels; sectional metallic building units and couplings, fittings, and connections therefor, adapted to serve as framing and supporting members for temporary and permanent construction of buildings and other structures; metal electrical and electronic installation products and accessory components, namely, cable trays and supports, conduits, bus duct and bus bar supports, cable saddles and supports, bus bar clamps, bus duct connectors, and wiring stud nuts; metallic construction members, namely telescoping and perforated tubing and fittings therefor for use as framings and supporting means for temporary and permanent construction of building structures; metal tubing; galvanized metal tubing.

Electrical and electronic installation products and accessory components-namely, raceways, cable trays and supports, conduits, bus duct and bus bar supports, cable saddles and supports, bus bar clamps, and bus duct connectors, switch plates, outlets and outlet plates, fluorescent fixture fittings and supports, conduit connection fittings and connectors, outlet box connection fittings, wiring stud nuts, fibre wire retainers, relay racks; printed circuit card guide assemblies including framing members, brackets, rubber-phinolic or bakelite guide elements and insert elements; electronic console assemblies including adjustable framing members adapted to installation of electronic equipment facing members; electrical substation assemblies including adjustable framing members, brackets, and fittings adapted for mounting of electrical insulators.