The video shows a metal piece being shaped into a gear using a lathe. The metal piece is spinning rapidly while a tool is pressed against it, shaving off small pieces of metal. The gear is being formed with precision and care. The video is shot in close-up, showing the details of the metal shavings and the tool's movements. The color of the metal is a shiny silver, and the gear is in the process of being formed with a series of teeth around its circumference.