Machines, mechanical apparatus and mechanical implements and parts therefor, namely plasma cutting and plasma welding machines, arc welding machines, photon beam machines; laser welding devices, namely, lasers cutting machines, laser welding machines, laser cutting heads, laser welding heads; plasma arc machines, plasma arc machines, relating to the following fields, hole punching, welding, joining, aligning, coat, spraying, marking, labelling, in relation to the following goods, materials, thermal treatment and processing of materials, consisting of burners, electric arc torches, plasma torches, electric power supply units, ignition units, exhaustion units, cooling devices, distance regulators, gas supply and control units (manual and automatic), connectors and conduits; parts and fittings, accessories, spare parts and wearing parts, for all the aforesaid goods.