The cabinet door positioning tool provides a reliable solution for aligning and mounting cabinet doors with precision. Designed to function as a third hand, it supports accurate installation by maintaining doors at a perfect right angle during setup. The device features an adjustable vertical range from 0 to 2.5 inches, accommodating various door heights and configurations. Constructed from durable aluminum alloy through precision CNC machining, it ensures long-term stability and consistent performance. Its wide clamp opening fits panels from 3/8 inch to 2-15/16 inches, making it suitable for both framed and frameless cabinets, as well as left- or right-hand doors. Non-slip rubber pads protect surfaces while preventing movement during installation. An integrated quick-removable edge support pin simplifies full overlay door setups by eliminating repeated measurements. This positioning jig enhances efficiency in cabinetry work, especially when installing concealed hinges, allowing users to achieve uniform alignment across multiple doors. Lightweight yet sturdy, the tool is ideal for both DIY enthusiasts and professional carpenters seeking accuracy and repeatability in cabinet assembly tasks.