1Adjustable Opening Size: C type wrench can adjust the opening size within the range of 2 to 4 3/4in. Suitable for 50 to 120mm. Widely used in home repairs, automotive maintenance, plumbing, appliance repair, machine tool maintenance, and mechanical repair. 2Ergonomic Design: Each wrench has an integrated handle for comfortable use. Lightweight and easy to carry, so you don't feel fatigued during long term use. Perfect for tight spaces or awkward angles. 3Professional Material: Made of premium CrV material, the wrench is sturdy, durable, high hardness, rust resistant, wear resistant, and not easy to deform. It exceeds the for GGG W 665B standard for quality and performance. 4Multipurpose Tool: Hook wrench is an ideal tool for fastening and removing shock absorbers, water meters, round nuts with holes, bearings, and circlips on mechanical and equipment. Versatile for various repair and maintenance tasks. 5Compact and Reliable: With a 2 to 4 3/4in range, C type wrench is a must have tool for vehicle and machinery maintenance. Its durable construction and wide range of applications make it a reliable choice for professionals and DIYers alike.