A wrench is a lever for tightening or loosening bolts .
A wrench is a wheel because when put over a bolt it spins like a wheel. The bolt would be the axle. A wrench is a wheel and axle simple machine.
Not a machine but a tool, a wrench.
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Perhaps it needs the application of a wrench in the hands of a knowledgeable person. Or just a blow with a wrench by your average idiot.
It's a screw on thanks!
The wrench light is just a service reminder, telling you that your machine is due for an oil change.
What bolts? Usually with some sort of wrench!
Well if you toss a wrench into machinery (specifically gears), the wrench will break the machine. So the person saying this to you is advising you to get an new life.
Stud bolts are the ones with no head, only the bolt itself you can fast'em with vise grips or with nuts. Machine bolts are the ones that you need a wrench to fast it(you put the wrench in the head).
You have to use the wrench from your spy phone.
Buy a plug wrench.