The air wrench, also called an impact wrench, is a pneumatic tool long used in auto repair shops and motorsport pit lanes to loosen and tighten lug nuts in seconds. Its distinctive high-speed rattle has become the stock audio shorthand for mechanical work online, appearing in game edits, car videos, and meme clips where a repair needs to happen impossibly fast. Because the burst is so short and recognisable, creators reuse it as a punchline for upgrades, assemblies, and pit stop parodies rather than recording a real tool themselves.