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Waterjet cutting machines and replacement parts therefor; plasma arc cutting machines and replacement parts therefor; component parts for plasma arc cutting machines, namely, plasma arc torches, electrical power supplies for plasma arc cutting machines, water supplies for plasma arc cutting machines, gas consoles for plasma arc cutting machines, electrical leads for plasma arc cutting machines, electrical control panels for plasma arc cutting machines, noise and pollution suppressors for plasma arc cutting machines, and replacement parts therefor; high-temperature cutting machines featuring lasers for cutting, sold as a unit; component parts for power operated waterjet cutting equipment, namely, water pumps and replacement parts for water pumps used in power operated waterjet cutting equipment, namely, seals, hoops, back-ups, cylinders, stems, seats, rings, bearings, caps, poppets, springs, adaptors, tubes, pins, filters, needles, and cylinders; machines and machine tools for the cutting, marking, scoring, and forming of materials; consumable component parts for plasma arc cutting machines, namely, torches, torch cartridges, nozzles, electrodes, retaining caps, swirl rings, shields for use in torches, shield caps for use in torches, deflectors for use in torches, cooling tubes for use in torches, and o-rings for use in torches; cutting heads being parts of power operated waterjet cutting equipment, namely, cutting machines; component parts for power operated waterjet cutting machines, namely, abrasive pots; high-temperature cutting machines and replacement parts therefor; replacement parts for power operated waterjet cutting equipment being cutting machines, namely, nozzles, orifices, alignment inserts, housing inserts, adaptors, valves, tubes, water jet nuts, threaded discs, and seats; abrasive regulators for use with power operated waterjet cutting equipment being mechanical discharging hoppers