National Hardware 3" Square Corner Zinc Screen Door Hinge (2-Pack) features a button tip, loose pin design that is unswaged and reversible for versatile installation. This hinge can be used for full-surface, half-surface, half-mortise, or offset applications where the door and jamb are not flush. Both leaves have screw holes that are countersunk on both sides to ensure a secure fit. Each hinge measures 3 inches by 2-1/2 inches and comes with one pair of hinges along with 3/4" x 8 flat head screws. The hinges are finished in BakEnamel brass and zinc, providing durability and a classic look for your screen door needs. Model Number: N115-519