Rugged Five Sixteenth By Four Inch Structural Screws Pack Of 400 With Climatek Rust Resistant Coating For Interior And Exterior Use Pro Grade Predrill Free Zip Tip Fast Bite And Star Drive For Quick Install

Heavy-Duty 5/16 x 4 in Structural Screws, 400 Pack
✔️ 3x faster install, predrill-free, Climatek coated, star drive

GRK RSS style screws for heavy framing and outdoor timber work

✅ Heavy-Duty screw design for structural framing
✅ Eliminates pre-drilling in most woods with Zip-Tip
✅ Climatek rust-resistant coating for outdoor use
✅ Integrated washer head for maximum clamping force

💡 What is a structural screw used for in wood framing and exterior projects?

In short, these fasteners deliver strong, fast connections with less effort and long life.

- High-torque capacity for LVL and engineered lumber - Climatek-coated for outdoor use with treated lumber - Predrill-free Zip-Tip with star drive reduces installation time✝️