Versatile connector for various 90° connections and home repair projects, Stronger than angled nailing or screw fastening alone, Help ensure joints are consistently straight and strong, Made from 18-gauge steel, ZMAX® galvanization offers extra corrosion resistance for exterior and treated-wood applications, Install with 10d x 1-1/2 inch nails or #9 x 1-1/2 inch Strong-Drive® SD screws