The video features a close-up shot of a machine with a metal arm and a small, sharp object at the end. The machine is moving back and forth over a white surface, leaving behind a small, dark mark. The machine appears to be a type of engraving or cutting tool, and the mark it leaves behind is consistent in shape and size. The background is blurred, but it seems to be a workshop or factory setting. There are no visible titles, subtitles, or informative text in the video.