In the video, a person is seen using a wrench to unscrew a bolt on a piece of machinery. The person then uses a rag to wipe the bolt clean. The machinery appears to be dirty and worn, indicating that it may have been in use for some time. The person's hands are visible, but their face is not shown. The background is blurred, but it seems to be a workshop or garage setting. The person's actions are deliberate and careful, suggesting that they are experienced in this type of work.