In the video, a person is using a grinder to cut through a metal piece. The grinder is held in the person's hand, and the metal piece is placed on a white surface. The person is wearing a ring on their finger, and the grinder is making sparks as it cuts through the metal. The metal piece is circular in shape, and the grinder is silver in color. The person's hand is steady, and they are applying pressure to the grinder to cut through the metal.