MaterialMade of solid zinc alloy, this flip hinge has a smooth, rust-proof and corrosion-resistant surface.DurabilityHinge with tapered holes enhances its stability, and the 180 degree foldable hinge design makes it more flexible. Sturdy, easy to open and close, with a service life of over 50,000 times, very reliable.Round EdgeThe 180 degree folding hinge has a round edge, providing extra protection for people who settle. Hinge mounted on door leaf, 180 degree opening angle, hinges are not exposed. After closing the hinges, the door gap less than 1mm, can be used for folding doors.Wide applicationsZinc alloy hinge can be applied to many home installations, such as desktop computers, sewing machines, windows, doors, folding chairs, cabinet, etc. Features : Zinc alloy hinges with screws for longer life. Recessed hinges fit your folding furniture perfectly and lock flat . Sleek design with symmetrical countersunk screw holes for quick and easy installation. Perfect for joining folding tables, sewing machine tables, desk, table dining room and cabinet, jewelry box repair, model making, storage box and other general uses in your home and business. Features: Color: Silver/Gold. Material: Zinc Alloy. Dimensions: 80mm x 30m. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received Delivery Quantity: (according to the main picture)