This Toro LK key allows you to easily lock or unlock Toro locking covers on quick-coupler valves. Toro’s locking covers are standard on quick-coupler valves for non-potable, reclaimed water, effluent irrigation systems and optional on potable systems to help prevent unauthorized access, vandalism, and theft of water. The Toro Company has been helping its customers maintain golf courses, sports fields, residential yards, and agricultural land since 1914. Toro thrives on innovation, adapting new technologies into their products to provide the perfect blend of high-performance, precision, and reliability. Trust Toro to help you achieve beautiful results while saving time, water, and energy.