The video shows a machine with a yellow brush attached to it, moving back and forth over a metal surface. The machine appears to be cleaning or polishing the metal, as it moves in a steady, rhythmic motion. The metal surface has a shiny, reflective quality, suggesting that it may be made of steel or another type of metal. The brush is made up of numerous bristles, and it moves in a circular motion, covering a large area of the metal surface. The machine itself is not fully visible, but it seems to be a specialized piece of equipment designed for this specific task. There is no visible title, subtitle, or other text in the video.