Product Description Adjustable Multi-Function Nut Drivers 2-Piece Universal Wrench Set Affordable Reliability, Innovation Our one goal is to create quality tools. a Incredible Value We’re in business for reliability The World’s Affordable Tool Material: Adjustable Carbon Steel Large Wrench - Length: 280mm, Weight: 380g Small Wrench; adjustable - Length: 210mm, weight: 180g Opening size: 23-32mm (large) Opening size: 9-22mm and 6-15mm (small) Hardness: 38-48HRC Two universal keys that fit your all kinds of bolts and nuts Efficient and practical, with the light weight system, one-hand movement is enough Ergonomic bi-material handle provides non-slip experience and can save strength, which increases work efficiency< br />Read more The secret is the self-adjusting technology, which allows them to automatically adapt the size Ideal for assembly and repair of mechanisms, plumbing, carpentry and gardening The use of this kit is a good solution to solve your problem of faucet, valve, pipes,