🔧 Build with Confidence - Secure Your Projects with Simpson Strong-Tie! Shank designed to perfectly match Simpson Strong-Tie connector holes. Code listed under ICC-ES ESR-3096 for reliable performance. Mechanically-galvanized coating meets ASTM B695 class 55 standards. Optimized heat-treated steel ensures long-lasting strength. 1/4-Inch Hex Head drive minimizes cam-out for a seamless setup. Hex Head Drive Heat Treated Strength 500 Count Pack The Simpson Strong-Tie SD10212R500 is a premium pack of 500 #10 x 2-1/2" connector screws, engineered for superior strength and ease of installation. Featuring a 1/4-Inch Hex Head drive to reduce cam-out, these screws are heat-treated for durability and coated to resist corrosion, making them ideal for a variety of construction applications.