Fluidmaster’s universal install and uninstall toilet tool makes any toilet repair job simple Easy to use, designed to work with most any toilet bolts Innovative design for use with all brands and a variety of toilet parts Green Tool works on fill valve nut, and toilet bolts Eliminate the guesswork during installation, uninstall, or repair, Made from durable and tested hard plastic for a long lifespan, and corrosion resistance; 1 year warranty