Durability Carbon Steel Construction: Crafted from steel, these wrenches strength & wear resistance The rust resistant steel ensures long last, making it reliability for outdoor harsh environment applications Double Head Design: This auto adjusting wrench set features a double head structure, compatible for various nut and bolt size The design eliminates frequent tool changes, making it for quick repairs maintenance tasks Efficient auto Tightening Mechanism: Equipped with automatic locking function, the wrench ensures secure grip during use, enhancing work efficiency Ergonomic Handle: With ergonomic handle, the wrench provides a comfortable grip, reducing hand fatigue during prolonged use 3Piece Set: The set includes 3wrenches of different size to meet varied needs.They are easy to carry, perfect for technicians repairs Ideal for automotive maintenance, plumbing, assembly tasks, Manufacturer: ordinarYone