14 in 1 sink wrench is used for the installation of pipes under bathrooms, toilets, kitchens, and sinks. Faucet installer most suitable for supply nuts, shut off valves, strainer baskets, supply line nut, faucet nuts. It is easy to operate and friendly to non-professionals. Suitable for small space operation and easy to rotate. The extra-long design allows you to turn hard-to-reach mounting nuts on faucets, sprayers and ball valves. This faucet and sink installer tool is not only a wrench, but also a spirit level