7 Cutters being machine tools; machines, mechanical apparatus and mechanical implements and parts therefor, for the electric treatment of materials, namely, plasma machines for cutting, consisting of torches, electric power supply units, ignition units, cooling devices, distance regulators, gas supply and control units; machines for electric cutting, namely, electric cutting machines, namely, plasma cutting machines; electric photon beam machines for cutting metals; electric plasma arc machines; plasma electric arc machines; replacement parts and components for all the aforesaid goods, as well as fittings, spare parts and wearing parts therefor, namely, cooling tubes, cathodes, gas guides, nozzles, nozzle caps, swirl gas caps, swirl gas nozzles, protection caps; machine tools for plasma arc machines and plasma electric arc machines for cutting, marking, inscribing of materials, for the thermal treatment and processing of materials, and connections and leads being parts of machines; manipulators for relative movement of work-pieces to tools, as parts of the aforesaid machines