The video shows a close-up of a car engine, with a person's hand holding a yellow tool, possibly a wrench, and turning it on a bolt. The engine is black and has various tubes and wires connected to it. The person's hand is wearing a black glove, and the tool is being used to tighten or loosen the bolt. The video is shot in a well-lit area, and the focus is on the action of the hand and the tool.