[Unique Design] This universal socket adopts a unique honeycomb design principle. The hexagon socket and steel round pin design can automatically adjust any size or shape, which makes it more flexible and can be engaged seamlessly and tightly with the screw,not easy to slip off.Suitable for standard 1/4-3/4 inch (7-19mm) screws, nuts and bolts,can meet all your needs.It is small and light and easy to carry. [High-quality materials] The universal socket adapter is forged from chrome vanadium steel, and the interior is made of 54 high-quality CR-V steel pipes with the characteristics of high hardness, high torque, high toughness and super sustainability. These steel pipes are respectively driven by springs, so the sleeve can automatically adapt to any shape, and can be moved to different types of fittings without replacing the sleeve. [Universal Function] This universal ratchet can be adjusted immediately to catch most metric nuts, wing nuts, split nuts, shell nuts, eye bolts, square