The video shows a close-up of a person's hand using a tool to remove a bolt from a piece of machinery. The bolt is rusted and the tool is inserted into the bolt's head. The person's hand is steady as they turn the tool to loosen the bolt. The machinery appears to be old and worn, with visible rust and dirt. The tool used is a wrench, and the person's hand is gloved, suggesting that they are taking safety precautions while working on the machinery.