In the video, a person is holding a metal tool in their hand. The tool has a silver body and a gold-colored bolt on top. The person is using the tool to tighten a bolt on a machine. The machine has a blue body with a black part that the bolt is attached to. The person's hand is steady as they turn the tool to tighten the bolt. The video is shot in close-up, focusing on the person's hand and the tool. The lighting is bright, and the colors are vivid. There are no other objects or people visible in the video.