National Hardware Square Corner Door Hinge, 50 lb Weight, Door Leaf Height: 0.272 in, Door Leaf Thickness: 0.08 in, Frame Leaf Height: 3-1/2 in, Pin Diameter: 0.234 in, Full-Mortise Mounting, Number of Mounting Holes: 6, Mounting Hole Diameter: 0.272 in, Cold Rolled Steel, White, Dimensions: 3-1/2 in L x 3-1/2 in W, Includes: (5) Knuckles, #9 Flat Head Screws