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A close up macro of a steel bolt and cable.
Silhouette technician engineer work on high electronic pole computer graphic light, running fiber optic cable or maintenance cable connector, high voltage electricity repair , copy space for text
electrician worker striping the insulation of wires. electrician working against concrete wall.
Network cable connector RJ45 close up view. LAN head cable macro view with wooden background.
Transposition power transmission towers in snowy forest. High voltage supports

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