This set is ideal for tasks involving elevator maintenance, electrical cabinet , and water meter valve adjustments. Made from robust materials, these keys offer reliable performance and longevity. To use, simply align the key with the triangular or valve, insert, and turn. These keys are essential for professionals and DIY enthusiasts who dependable for various maintenance activities. Features -Color:Silver -Material:Zinc alloy -Size:6.90X6.40X1.30cm/2.71X2.52X0.51in -Triangle Size: 13X7X3mm -Multi-purpose utility: designed for use with electrical cabinets, elevators, water meters, and valves, this wrench key is a that caters to various needs - construction: crafted from robust material, this wrench key is built to withstand heavy use and resist wear, ensuring long term durability and reliability -Portable and lightweight: its small and lightweight design makes it easy to your keychains or in your wallet, ensuring it's always within reach -User friendly design: the inner triangle shape of this wrench key allows for easy and quick operation, making it a practical for any task -Wide range of compatibility: this wrench key is compatible with various elevator models and other equipment, offering broad utility and versatility Package list: 3 x elevator key wrenches