The Design House 202572 3-Pack Hinge 4 in. in Satin Nickel has a 5/8 in. radius corner, for use on residential duty wooden doors. These door hinges are made of steel with a staggered hole pattern. Each hinge has 8 holes and measures 4 in. x 4 in. x 1/2 in. These hinges do not have a removable pin and screws are included. Design House offers products in multiple home decor categories including lighting, ceiling fans, hardware and plumbing products. With years of hands-on experience, Design House understands every aspect of the home decor industry and devotes itself to providing quality products across the home decor spectrum.