Engineered for strength and precision, these 2 1/2″ Driven #8 Square Deck Screws are your go-to fastening solution for outdoor and pressure-treated lumber projects. Rust-resistant and designed for Canadian climates, they offer superior grip and reduced splitting—ideal for decks, fences, and framing. The square drive minimizes cam-out, ensuring fast and efficient installation with fewer stripped heads. Each box includes 3,500 screws, making it a cost-effective choice for large-scale jobs. Secure your build with confidence. Shop Canadian. Build with Cosmaroma—proudly Canadian-owned and operated since 2005.
