Packing quantity: 20pcs hinges Size: 2 inches (approximately 31 x 44 mm) Easy to use: simply fix it in place where you want to mount it, align the screw with the hole, and screw it into the frame. High quality material: the hinges are made of high quality stainless steel, which is strong, durable and not prone to rusting. Stainless steel hinges use rolling bearings, which are sensitive and durable. Flexible movement: When our hinges are installed on a cabinet, the door can be opened and closed flexibly without squeaking., Manufacturer: Shun Yingtong