Samac PE5100CB 5x100mm Perf Exterior Csk BLACK Screw (100) PE5100CB High-performance wood screw from the Performance Exterior range Engineered for professional construction and outdoor timber projects Specialized Silver Ruspert coating for superior corrosion protection Designed to withstand harsh weather conditions and resist rust longer than standard zinc screws Type 17 gash point for fast, efficient starting Serrated threads grip instantly and reduce the need for pre-drilling Helps prevent timber splitting during installation Self-countersinking ribs deliver a clean, flush finish Built-in milling thread reduces friction and lowers strain on power tools Size: 5 x 100mm Pack quantity: 100 Samac PE5100CB is a professional-grade exterior wood screw designed to deliver reliable performance in demanding outdoor applications. Its advanced corrosion-resistant Silver Ruspert finish provides long-lasting protection in harsh environments, while the Type 17 point and serrated thread profile ensure quick drive-in performance with minimal pre-drilling. The self-countersinking head creates a neat, flush finish, and the milling thread reduces insertion resistance for smoother installation and less wear on tools. Ideal for construction and timber projects where strength, durability, and appearance all matter.