Common metals and their alloys; building materials of metal, namely, Metal gratings, press locked gratings, ultra-gratings, heavy duty gratings, louvre gratings, full gratings, press welded gratings, anti-skid gratings, stair treads gratings, shelf gratings, comb gratings, offshore gratings, press welded gratings with perforated sheets, barefoot gratings, tree gratings, finned gratings, fence gratings, walkway gratings, escape stairs, hand rails, staircases, stair treads of metal; transportable buildings of metal; non-electric cables and wires of metal; ironmongery and small items of metal hardware, namely, metal profiles for arranging devices on and in walls, ceiling and other surfaces; ores, namely, zinc ores

Building construction; installation and repair of metal gratings, press locked gratings, ultra-gratings, heavy duty gratings, louvre gratings, full gratings, press welded gratings, anti-skid gratings, stairtreads gratings, shelf gratings, comb gratings, offshore gratings, press welded gratings with perforated sheets, barefoot gratings, tree gratings, finned gratings, fence gratings, walkway gratings, escape stairs, hand rails, staircases, stair treads of metal, metal profiles for arranging devices on and in walls, ceiling and other surfaces, non-electric cables and wires, transportable buildings of metal

[ Treatment of materials, namely, treatment of metals and treatment of metals for metal gratings, metal profiles and stair treads, escape stairs, hand rails, staircases, stair treads, non-electric cables and wires, and transportable buildings of metal; Electro and metal coating, metal treating and casting, hardening of metal and metal products ]