The video shows a person's hands working on a piece of machinery. The person is using a tool to adjust a screw on the machinery. The hands are dirty, indicating that the person has been working on the machinery for some time. The machinery appears to be made of metal and has various components attached to it. The person's movements are precise and deliberate, suggesting that they are experienced in working with this type of machinery. The lighting in the video is dim, and the background is blurred, focusing the viewer's attention on the person's hands and the machinery.