The video shows a person's hand using a wrench to turn a bolt on a machine. The person then moves the wrench to another bolt and turns it. The video is shot from a close-up angle, focusing on the person's hand and the machine. The machine appears to be made of metal and has several bolts and levers. The person's hand is steady and precise as they turn the bolts. The video does not show the person's face or any other part of their body.