In the video, a person is seen using a wrench to tighten a bolt on a piece of machinery. The person's hand is visible, and they are turning the wrench clockwise to tighten the bolt. The machinery appears to be made of metal and has several other bolts and nuts visible. The background is blurred, but it seems to be an outdoor setting. The person's movements are deliberate and careful, indicating that they are experienced in using the wrench.