High QualityThe dining table hinge is made of high quality zinc alloy, which is thick in material, stable in connection, high hardness, wear-resistant, not easy to deform and not easy to rust. Easy to useRounded corners, the holes are arranged in a straight line, no need to open the holes, easy to install, made of high hardness zinc alloy, durable. Unique designFlexible rotation, smooth opening and closing, high-quality mechanical device, can slowly pull the table surface and close for smooth and quiet movement. [Your Best Choice] Each dining table hinge measures 30 x 78mm, thickness 2.3mm, about 34 grams, ideal for folding tables, smooth surface, no scratches, super load bearing capacity, 180 rotation. VersatileSuitable for computer desks, sewing machines, doors and windows, folding tables, desks, dining tables, various crafts, etc.