Features: Compatible with most single valve faucets. [Tap Back Nut Wrench] This socket wrench reaches into tight and inaccessible spaces behind the sink to tighten or loosen the mounting nut on the faucet or the flexible supply pipe nut. [Tap Installation Wrench] Suitable for installing or removing kitchen faucets. Features a long shaft designed to access hard-to-reach areas under sinks, ideal for confined spaces. [Simple Usage] Position the wrench correctly onto the mounting nut, then rotate to tighten or loosen. The high-lever handle is compact for easy storage in a drawer or toolbox, making it ideal for DIY plumbing tasks. [Using Tips] Do not hold the interchangeable head downward. Each adapter is marked with specifications. Select the correct adapter and insert the unmarked end into the 13mm driver. The built-in magnet in the driver securely holds the adapter for easy operation. Note: Product design may vary slightly between batches. Minor differences in appearance or color may occur and do not affect functionality. Material: Metal Color: Package Contents: 1 x Wrench 1 x Wrench Chuck 5 x Sockets Only the above items are included; other items are not part of this package. Note: Lighting and display settings may cause slight variations in color between the image and the actual item. Measurement tolerance: +/- 1-3 cm.