General description This versatile 90-degree self-locking hinge is perfect for various DIY projects, including tables, beds, workbenches, and folding tables. It allows for adjustable height and angle, making it suitable for different furniture designs. When not in use, the hinge can fold back to 0 degrees, making it ideal for space-constrained areas. Technical specifications Material: Thickened steel plate with galvanized coating Features: Riveted connections for enhanced durability Functionality: Spring-loaded locking mechanism for secure locking in the open position Usage Ideal for DIY furniture projects such as tables, beds, shelves, and cabinets Easy to operate by pressing the spring-loaded opening button to unlock the hinge Space-saving design allows for easy folding when not in use Other information Great gift for DIY enthusiasts for occasions like Halloween, Christmas, and birthdays