6 Common metals and their alloys; metal building materials, namely, baseplates for fastening systems; transportable buildings of metal; materials of metal for railway tracks, non-electric wires of common metal; small items of metal hardware, namely, nuts, pegs and clips; pipes and tubes of metal; metal ores; fastening, assembling and installing materials of metal, namely, studs in the nature of threaded studs for fastening into steel, nails, clips, screws, anchoring bolts, anchoring rods, pins for ceiling clips, anchoring materials in the nature of anchors, anchor rods, roof bolts, anchor rails, baseplates, rivets, hooks, anchoring eyelets, pipe collars; metal elements for fastening, assembling and installing, namely, sleeves in the nature of sleeves for anchors and sleeves for cable ducts, insulating nails, shuttering spacers for casting concrete walls, brackets, angle bars, load distribution plates, supports in the nature of installation rail supports, sliding elements in the nature of girder splice connectors, nail magazines in the nature of cases specially adopted for holding nails, mounting rails, hanging devices in the nature of hangers for installing cables, ventilation systems and ceilings, fasteners in the nature of clamps, anchor channels and fastening hooks, couplings in the nature of eye couplings, hose couplings and tube couplings for tool-accessory connections, sound protection elements in the nature of insulated nails; locksmithing and metal hardware items, namely, washers and torque bars; metal devices for compressed gas, namely, cartridges for compressed gas; rigid cable and ventilation ducts made of metal; non-electric cable trunkings made of metal, namely, metal cable conduits used for building construction; metal pipes, sheaths in the nature of metal junction sleeves for cable and elements in the nature of metal pulleys for fastening, assembling and installing the aforesaid * articles; framework of metal for buildings, namely, * framework for solar modules