Industrial fasteners for the construction industry; metal sleeves and discs, lugs, splices and connectors for reinforcing bar; welding studs; mold clamps, tube couplings and valves; all the aforementioned goods being goods made predominantly of metal and all being goods included in this class

Arc and stud welding apparatus voltage controllers; voltage control systems which comprise a plurality of commonly housed voltage controllers; pyrometers; temperature readouts; receptacle boxes; electrical plugs and connectors; jumper and bus bar connections; selector switches; hopper magnets; hearing protectors and safety glasses and all other goods in this class