In the video, a person is seen using a tool to adjust a bolt on a piece of machinery. The person's hands are dirty, indicating that they may have been working on the machinery for some time. The tool used is a wrench, which is being turned to tighten or loosen the bolt. The machinery appears to be made of metal and has several bolts and nuts. The person's movements are deliberate and precise, suggesting that they are experienced in using the tool. The background is blurred, but it seems to be a workshop or garage setting.