1. Professional and Sturdy DesignConstructed with aluminum alloy, this door installation clamp provides professional and heavy duty support for frame or frameless cabinets. Its integrated sturdy fixing device ensures stability during installation. 2. Convenient Handed OperationDesigned as a good helper for door installation, this clamp features a sturdy aluminum support and fixing device. It enables you to hold the door with hand while fixing the hinge with the other hand, making the installation process much more convenient. 3. Support and PositioningThis door installation clamp is for holding and supporting the door during installation and facilitates precise positioning and leveling of the door. It ensures accurate alignment for a fit. 4. Easy to Use on Various DoorsWhether you are installing left or right doors, this clamp is easy to use. It can be adjusted and installed on boards with a thickness of up to 2 inches. It provides flexibility and convenience for different door installations.