In the video, a person is holding a metal tool with a chain attached to it. The tool has a bolt on one end and a chain on the other. The person is using the tool to rotate the chain around the bolt, demonstrating how it works. The tool appears to be made of sturdy metal, and the chain is silver in color. The person's hands are visible, and they are wearing a white shirt. The background is blurred, but it seems to be an indoor setting.