Four keys, three keys, one key, four multi-function keys, in front of several locking systems

High-quality material: The meter key is made of a high-quality zinc alloy, ensuring stability, corrosion and rust resistance, high strength, and durability. Convenient for on-the-go use: Thanks to its handy size and included key ring, it is easy to carry. 4 multifunctional folding keys: The key includes square, triangular, internal square, and internal delta keys. Additionally, a 1/4" adapter is attached to the chain, which accepts a rotating bit (double bit) with Phillips and slotted ends. Package contents: 1 multifunctional instrument key, 4-way key, and screwdriver. Versatile application: The product is suitable for most water and electricity meters, radiators, gas meters, elevators, and electrical cabinets on the market. Please check the size to ensure compatibility with your device before purchasing.