7 Machine tools for metal-cutting and non-cutting working in the nature of power-operation, namely, turning, milling, broaching, grinding and polishing tools, machine tools for processing by means of laser beams; flow turning machines in the nature of power-operation, namely, wheelset lathe; permanent rolling machines for deep rolling metals; levelling machines for surveying in the nature of level measuring machines, machine systems consisting of the aforementioned machines for railways and automotive industry; hydraulic lifting apparatus, namely, hydraulic lifts, and presses, namely, hydraulic presses for metalworking; conveyors and mechanically driven and machine-like conveying apparatus for wheel sets and parts thereof, in particular rail conveyors, conveyor lines, drift conveyors, clearer rollers in the nature of conveyors for cleaning machine, and cross transfer devices in the nature of conveyors for wheel sets; machines, feeding machines and mechanically driven and machine-like feeding apparatus and mechanically driven and machine-like apparatus for loading and unloading machine tools; mechanical handling machines, namely, mechanical conveyors for railway wheels, wheel sets, running gear for rail vehicles, crank-shafts, control shafts, flywheels, gearwheels, gear rims of piston engines, motor vehicle wheels, track conveyors, conveyor lines, belt conveyors, turners, transverse placement equipment for floor conveyors; cleaning machines and mechanically driven and machine-like cleaning apparatus, namely, machines and equipment for cleaning, washing, preserving and coating of wheels for motor vehicles, for crankshafts and for control shafts, flywheels, gearwheels and gear rims of piston engines, namely, washing machines, power-operated spraying equipment, powder-coating spray guns, dryers in the nature of drycleaning machines using water, cleaning fluids, preservation solutions, surface coating materials, either with or without pressure; tools for use in machine tools being machine parts in the nature of machining centers for machining railway wheels, wheel sets, running gear for rail vehicles, crankshafts, control shafts, flywheels, gearwheels, gear rims of piston engines and vehicle wheels