The video shows a man's hand using a wrench to tighten a bolt on a car. The hand is wearing a watch with a black band and a green face. The bolt is being tightened on a part of the car that is not visible in the video. The man's hand is steady and precise as he turns the wrench, indicating that he is experienced in this task. The video is shot from a close-up angle, focusing on the hand and the bolt, with the background blurred out.