Simpson Structural Screws SD9112R100 No.9 by 1-1/2-Inch Structural-Connector Screw, 100-Pack
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<b>[Product Information]</b><br>
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<li>1/4-Inch Hex Head drive reduces cam-out for easier installation</li>
<li>Shank is specifically designed to match the fastener holes in Simpson Strong-Tie connectors</li>
<li>Optimized heat treated for strength</li>
<li>Mechanically-galvanized coating meets ASTM B695 class 55</li>
<li>Connectors installed with SD screw code listed under ICC-ES ESR-3096</li>
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