General description The 4PCS 90 Degree Full Overlay Folding Hinges are designed for kitchen cabinets and other furniture, providing a sleek and invisible solution for door closures. Made from high-quality cold rolled steel, these hinges are rust and corrosion resistant, ensuring durability and longevity. Technical specifications Material: Cold rolled steel Opening Angle: 90 to 180 degrees Hinge Size: 6.8 x 6.8 x 2.2 cm Screw Size: M4 x 16 mm Installation Includes 16 screws for easy installation Requires only a screwdriver to complete the installation Can be installed on corners without damaging the surface Usage Suitable for doors, cabinets, tables, kitchen doors, wardrobes, bookcases, wall brackets, bedrooms, balconies, bathrooms, gardens, and offices Features a special mechanism for smooth and quiet closing