National Catalog 117 3" x 1/2" Zinc Flat Corner Iron (4-Count) features a durable hot-rolled steel construction designed for strength and reliability. This corner iron comes with a zinc finish, providing corrosion resistance and a sleek appearance. I for reinforcing corners and edges, it is part of the Catalog model No. 117 thru V117 series, ensuring compatibility and consistent quality for your hardware needs. Model Number: 117