A basin wrench is a standard plumbing tool that is indispensable for ... hooking the jaws on the faucet nut and torquing the other end of the handle, which extends below the base of the sink.

Need an adjustable wrench for tightening nuts? You might want a Crescent wrench ... An Allen wrench works. If you have a plumbing issue, however, you’re likely to turn to the wrench that ...