3-in-1 Discharge Nut Wrench

3-in-1 Discharge Nut Wrench The Flushmate ST100101 Wrench, is a 3 in 1 tools to service your Flushmate system. The Flushmate wrench can be used to remove or adjust the Flushmate cartridge assembly and remove the Discharge Extension locknut and Shank Lock nut that holds the Flushmate system in the toilet tank. The ST100101 Wrench is designed to work with Flushmate cartridges for 1.6GPF and 1.0 GPF Flushmate models including Series 501A, 501B, 503, and 504 and remove the discharge and shank locknut from two piece toilet fixtures. The Flushmate Flush Valve Cartridge is located on top the Flushmate system in the center of the vessel. This is the main valve that opens and closes to deliver the water to the toilet bowl. The ST100101 Wrench can be used to remove or adjust the cartridge. The Flushmate Discharge Locknut is located on the bottom of the toilet tank. This locknut secures the Flushmate system in the toilet tank. The ST100101 Wrench can be used to remove the discharge locknut. The Flushmate Shank Locknut is located on the bottom of the toilet tank and is where the water supply line is connected to the toilet. This locknut secures the Flushmate system in the toilet tank. The ST100101 Wrench can be used to remove the shank locknut.