The multi-functional double-head universal wrench is suitable for more than 99% of faucet nuts, especially suitable for disassembly and assembly of sanitary ware, pipe nuts, etc. Three kinds of card slot accessories are more suitable for narrow spaces. The round tooth structure and the canine tooth design are suitable for disassembly of sink accessories. There are teeth around it to prevent slipping. The appearance is completely upgraded, different from the traditional wrench shape, and has a wide range of uses. The wrench's ergonomic short handle design allows you to feel comfortable while using it, and the handle has a perfectly sized grip that holds your hand tightly without slipping and makes it easy to use in tight spaces. Wide opening design, easy to operate with one hand, extra large opening up to 80mm. Higher accuracy, higher flexibility, higher efficiency and works with all measurement systems.