The video shows a person's hands assembling a knife. The person is seen screwing in a spring and then attaching a blade to the handle of the knife. The knife appears to be made of metal and has a sharp blade. The person's hands are steady as they work on the knife, indicating that they are experienced in this task. The background is a dark surface, which contrasts with the silver color of the knife, making it stand out. There are no visible titles, subtitles, or other informative text in the video.