Function: Water meter key wrench allows you to easily turn on and off water meter valves, sprinkler valves, and shut-off valves. Premium Material: Water meter key is made of high-quality steel material, rustproof, high hardness, not easy to deform, sturdy and durable. Ergonomic Design: Professionally manufactured with exquisite workmanship, heavy-duty construction, T-handle design provides better grip and reduces effort during use. 4-Way Utility Tool: Includes a 4-way utility key, suitable for most valves including electric, meter box, gas, train, cabinet, and elevator applications. Size: The water shut-off tool measures approximately 41 x 19.5 cm (16.14 x 7.68 in); inner diameter is approximately 3.5 x 2.3 cm (1.38 x 0.91 in).