Applications: Adjustable wrenches are used in various applications such as hard-to-reach places and faucets, cars, spark plug wrenches, pipes, etc. Contents: The set includes eight hexagonal socket wrenches in sizes 6 x 7, 8 x 9, 10 x 11, 12 x 13, 14 x 15, 16 x 17, 18 x 19, 20 x 22 mm. Material: The socket wrench is made of carbon steel with a zinc-plated surface, which makes it particularly durable and can be combined with other adjustable wrenches. Features a matte chrome finish that protects the tool from scratches and damage. Stable Operation: The socket wrench adopts a double-ended design with two different hole diameters, making it easy to operate and use in tight spaces. The inner arc hexagonal interface design at both ends is stable and not easy to slip during operation. Easy Installation: If you want to replace or reconnect kitchen and bathroom accessories, using different socket wrenches, you can quickly and easily loosen and tighten all the screws and nuts required for