Close up of a cobbler working with leather textile at his workshop
Rotor with blades of contemporary powerful steam turbine in brightly lit workshop of equipment production plant close view
Oil and gas processing plant with pipe line valves.Steel pipelines and valves.Oil pipeline valves in the oil and gas industry.
The engineering colourful spring on the white background. The progressive spare part component .
steam turbine in repair process, machinery, pipes, tubes, at an power plant
Gears. Machine part.