In the video, a person is seen holding a key in one hand and a metal object in the other. The person inserts the key into the metal object and turns it, causing the metal object to rotate. The person then removes the key and inserts it back into the metal object, turning it again. The person repeats this process several times, demonstrating how the key can be used to rotate the metal object. The metal object appears to be a cylindrical shape with a ridged surface, and the key is a standard metal key with a round head and a bit of a notch on one side. The background is a plain, solid color, providing a clear view of the actions taking place.