9 x 1-128221 Strong-Tie SD9112R100 Connector Screw 8211 Class 55 Galvanized Pkg 100

The Simpson Strong-Tie SD Connector Screw is the only screw specifically engineered and approved to replace nails in designated Simpson Strong-Tie connectors. Whether you\’re framing, installing hangers, or working in tight spaces where a hammer isnt ideal, this screw delivers superior holding power, speed, and code-compliant performance. The SD9 and SD10 screws replace 10d and 16d nails respectively, providing stronger single-fastener load capacities than the nails they replace. Each screw features a 1/4\” hex head with an integrated washer stamped for easy post-installation inspection. The heat-treated shank is precision-sized to match connector holes, ensuring a tight, secure fit every time. Finished with a corrosion-resistant galvanized coating, the SD Connector Screw is suitable for both interior jobs and most exterior environments. Features: Only Screw Approved for Use in Simpson Strong-Tie Connectors: The SD screw is designed to replace nails and exceed their load capacities in tested applications. More Strength, More Control: Outperforms 10d and 16d nails in single-fastener strength, with easier, more precise installation. Integrated Washer Head: 1/4\” hex head with 0.370\” diameter washer is stamped for easy identification on the job. Corrosion Resistant: Galvanized finish for long-term durability in interior and many outdoor settings. Convenient Installation Ideal for tight spaces or overhead work where hammering is a hassle. Hex driver included.