Simpson SDWS22400DB Timber Screws 0.220"x4" T40 Structural Wood Screw 50 Pack

🔩 Simpson Strong-Tie SDWS22400DB 0.220" x 4" Timber Screws – 50 Pack The SDWS22400DB from Simpson Strong‑Tie is a high-performance 0.220" x 4" structural wood screw engineered for heavy-duty wood-to-wood connections. Ideal for timber framing, deck ledger installation, and engineered wood assemblies, these screws are coated with Double-Barrier exterior-grade protection, making them suitable for outdoor use and preservative-treated lumber. ✅ Key Features Size: 0.220″ diameter x 4″ length (#12 screw) Head Type: Low-profile washer head (≈0.75") Drive Style: T-40 6-lobe star drive (driver bit not included) Point Type: SawTooth® tip for fast starts without predrilling Shank: Knurled shank and under-head nibs reduce wood splitting Thread: Bold thread design for increased holding power Finish: Double-Barrier Coating — approved for exterior and treated wood Application: Ideal for structural wood framing, decks, ledgers, and more Code Compliant: IAPMO UES ER-192 / Meets IRC and IBC building codes 📦 Included (50) Simpson Strong‑Tie SDWS22400DB Screws Packaged in factory-sealed retail box or contractor bulk bag (based on inventory) These screws eliminate the need for pilot holes in most applications and offer faster installs compared to traditional lag screws — all while maintaining code-approved strength and corrosion resistance.