4-1/2" x 4-1/2" square hinges, heavy-duty in steel. This hinge mortises one leaf into the door edge and one into the jamb, with the door turning on the knuckle pin. Specified on interior and exterior residential doors; door height and weight decide how many are needed. Before ordering, check leaf size, corner shape and door thickness against the existing frame preparation. Sold in pairs.
- Material: Steel
- Machine screw: #12 x 1/2"
- Fasteners: #12 x 1-1/4"
- Leaf thickness: .134"
- Finishes: 9