Simpson Strong-Tie SD10212R500 Strong-Drive SD Connector Screw — 10 x 2-1/2 in. 1/4-Hex Drive, Mech. Galv. (500-Qty)
Special Features
- 1/4-Inch Hex Head drive reduces cam-out for easier installation
- Shank is specifically designed to match the fastener holes in Simpson Strong-Tie connectors
- Optimized heat treated for strength
- Mechanically-galvanized coating meets ASTM B695 class 55
- Connectors installed with SD screw code listed under ICC-ES ESR-3096
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