In this video, a person is seen using a tool to tighten a bolt. The person is wearing a black glove on their right hand and is using a wrench to turn the bolt. The tool is being used on a piece of metal that is attached to a red surface. The person's movements are deliberate and precise as they work to tighten the bolt. The video provides a close-up view of the action, allowing the viewer to see the details of the tool and the person's hand movements.