These exterior deck screws feature a green XL1500 Eco-Nano coating that provides superior corrosion resistance, tested for 1,500 hours in salt spray conditions. The larger #10 gauge and 4" length make these ideal for fastening thicker deck boards and structural connections in ACQ and CA pressure-treated lumber, which is more corrosive to standard fasteners than olde CCA treated wood

• Star (Torx) drive head reduces cam-out and stripping
• Type 17 point with serrated threads for fast driving and sawdust removal
• Cleanout threads prevent board climbing during installation
• Nibs under head for consistent countersinking
• Green color blends with treated lumber
• 5 Lb box contains approximately 250 screws

Specifications: #10 gauge x 4" length. ACQ lumber approved for outdoor deck, fence, and framing applications.