The video shows a person's hand dipping a paintbrush into a bucket of black paint. The person then proceeds to paint a piece of metal that is partially submerged in the bucket. The paintbrush is used to apply the paint evenly across the metal surface. The bucket appears to be placed on a workbench or table, and the surrounding area is not visible in the video. The person's hand is steady, and the paintbrush moves smoothly across the metal, indicating that the person is experienced in this task. The black paint contrasts sharply with the silver color of the metal, making it easy to see where the paint has been applied.