Size: The practical 4-way cross key measures 72.22mm x 72.33mm, making it portable and compact for easy carrying in a backpack. Material: Made of high-quality zinc alloy, this adjustable wrench is designed for long-term durability. The black painted exterior resists rust and aging, ensuring reliable performance. Multifunction: Features four distinct shapes including triangle, key, and two squares, allowing compatibility with various applications. Use according to the required size and shape. Usage: Suitable for multiple everyday uses such as elevators, cabinets, and water, electricity, or gas valves. One tool for multiple purposes. After-sales service: If you have any questions or concerns, please for prompt assistance. We offer free returns and refunds for your peace of mind. Convenient and practical design. Can be attached to a keyring for easy transport. Universal design fits applicable locks regardless of location, as long as the size and shape match. Material: Zinc alloy