40PCS Timber Screws 5/16 X 12 Inch Heavy-Duty Green Coated, Exterior Lag Structural Wood Screws for Landscaping, Construction, Beams & Pole Barns, 1500-Hour Salt Spray Tested, Includes Hex Socket
Product details
| Management number | 215613242 | Release Date | 2026/04/12 | List Price | US$20.79 | Model Number | 215613242 | ||
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- ✅No Pre-Drilling – Saves 70% Time Skip pilot holes! Our self-drilling timber screws bite instantly into wood – saving 20 seconds per screw. Perfect for railroad ties, decks, barns, and outdoor wood projects. Stronger than others for a rock-solid hold.
- ✅1500H Salt Spray Tested – Outlasts Competitors Forget rust and corrosion! Our screws feature a green epoxy coating that passed a rigorous 1500-hour salt spray test (ASTM B117). Ideal for coastal homes, rainy climates, and harsh outdoor conditions.
- ✅40% Less Torque – Easy Installation, No Stripping Knurled shank reduces drill torque by 40% (15.2 ft-lbs vs 25.4 ft-lbs for smooth screws). Hex head prevents slipping, while the notched tip ensures smooth, frustration-free installation
- ✅ ACQ-Compliant – Safe for Pressure-Treated Wood Designed for direct contact with ACQ Lumber – the standard for US/Canada decks and outdoor structures. Unlike generic screws, ours resist corrosion and staining, ensuring long-lasting performance.
- ✅Crush-Proof Packaging – Every Screw Accounted For Reinforced cardboard ensures screws arrive straight and undamaged. Each set undergoes rigorous inspection 3X before dispatch – contact us for a quick replacement if needed. Your satisfaction is our priority!
| Brand | YOKUSO |
|---|---|
| Head Type | Hex |
| Size Name | 40PCS 5/16 X 12 inch |
| Metal Type | Carbon Steel |
| Unit Count | 1.0 Count |
| Part Number | YKS1240 |
| Thread Size | M14 |
| Thread Type | Right Hand |
| Drive System | External Hex |
| Finish Types | Green Epoxy Coated |
| Manufacturer | YOKUSO |
| Thread Class | 3B |
| Thread Style | Right Hand |
| Fastener Size | 5/16 X 12 inch |
| Fastener Type | Wood Screws |
| Item Diameter | 0.31 Inches |
| Material Type | Carbon Steel |
| Exterior Finish | Coated |
| Item Dimensions | 12 x 0.31 x 0.31 inches |
| Thread Coverage | Partially Threaded |
| Screw Head Style | Hex |
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