Multi-purpose hinge adjustment tool for door hinges - Easy to use: designed to easily correct hinge misalignment to ensure smooth door operation. The adjustable hinge key is simple to set up, allowing you to realign hinges in just a few steps. - Wide compatibility: works with hinges of every door type. Ideal for both DIY enthusiasts and maintenance professionals. A versatile addition to any toolbox, designed for residential, commercial, and industrial doors. - Multifunctional design: helps prevent future damage by addressing hinge misalignment and solving hinge problems before they become bigger issues. - Convenience and performance: keeps doors functioning smoothly by reducing friction and rubbing. Maintenance is straightforward and quick, so you can focus on other tasks. Use scenarios - Home use: realign sagging interior doors or cabinet doors to improve alignment and closing performance. - Commercial setting: service frequently used office doors, conference room doors, or storefront entries to ensure reliable operation. - Industrial environment: maintain warehouse or production facility doors to prevent misalignment-related damage and ensure consistent performance.