Material: this utility wrench with cross shape, made of good quality zinc alloy, it is sturdy and durable, you can apply it for a long time Multiple functions: The utility meter key has 4 shapes, including 2 square shapes, 1 triangle and 1 key shape shown in the picture, it is functional and can be applied as long as according to size and shape Dimension: the 4-way utility key measures 7.2 x 7.2 x 1.3 cm/ 2.83 x 2.83 x 0.51 inch, the suitable size for you to carry them or put in your bag Wide application: Multi-function wrenches can serve as a practical wrench and turn screws, suitable for many electric, hydraulic, gas valves, trains, cabinets, elevators, etc. Notice Warm: This utility wrench is not suitable for certain types of radiators. Make sure its size matches your device before purchasing. Welcometomeet