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Answered Oct 11, 2018
A wrench uses wheel and axle as simple machine to turn a bolt. The wrench and bolt act as wheel and axle. As the wrench spins around the bolt, it turns the bolt just like other spinning wheels turn its axle.
Answered Aug 31, 2017
A ratchet is wheel and axle with a socket to fit over the bolt. . A wrench is a lever with a box or open face to fit over the bolt to br turned.
Answered Sep 01, 2017
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