National Catalog 117 3-1/2" x 5/8" Zinc Flat Corner Iron (4-Count) is crafted from hot-rolled steel, ensuring durability and strength for your projects. This corner iron features a zinc finish that provides corrosion resistance and a clean, professional appearance. Designed as part of the Catalog model No. 117 through V117 series, it reliable performance for reinforcing corners in various applications. Model Number: 117