General description Premium 180 degree flap hinges made of high-quality brass, featuring a sleek and bright surface that is corrosion resistant, rust proof, and durable. These hinges are designed for various applications, including computer desks, coffee tables, windows, doors, closets, and other folding tables. Technical specifications Material: Brass Weight: Approx. 94-107g / 3.3-3.8oz Service Life: Open and close more than 50,000 times Thickness: 2.0mm / 0.08in Installation Easy to install with screws Package includes 12 screws for convenient use Usage Suitable for folding table tops, sewing machine table tops, and other surfaces