Product Description Function: High Quality Materials: Our universal keys are made of high quality zinc alloy. with good stability, corrosion and rust resistance, high strength and durability. Electroplating coating process: The surface of the multi-functional cross key is electroplated to improve wear resistance, corrosion resistance, and more smooth and beautiful. Small and Convenient, Easy to Carry: The 4-way key is easy to carry and use anytime, anywhere. and the product is equipped with a two-shape screwdriver, which can complete the job faster. Multi-Function: Control cabinet key contains 4 Shapes instrument keys, 2 different sizes of square, 1 triangle, 1 different size solid square buttons. Wide Range of Applications: The zinc alloy cross key is suitable compatible most water and electricity meters, gas meters, heat meters, elevators and control cabinets on the market. Non-Slip Handle: Universal Wrench - Electric Cabinet Triangular Square Wrench Suitable compatible Train Electric Cabinet Elevator Multi-Function Hand Tools1pc Main Points: 1. The product size is manually measured, there may be errors 2. Since different monitors display different colors, please refer to the actual color you received. 3.Please confirm the size becompatiblee purchasing.