Simpson Strong-Tie Deck-Drive™ DCU Composite Screws are designed to deliver beautiful, long-lasting results on all types of composite decking. Made with a special cap-head that prevents mushrooming for a flush, clean finish, these screws eliminate the need to mix and match fasteners across different decking materials. With color-matched options available for most major composite decking brands, DCU screws blend seamlessly into the surface for a polished look every time.
Engineered for performance, these screws feature a tri-lobe thread and unique cut point for secure holding power. These screws feature a Quik Guard® coating for general exterior use and can be used in Quik Drive® auto-feed systems.
Key Features
- 11 Color Match Options – Carbon steel with Quik Guard® coating
- Tri-lobe thread design – Reduces board damage and ensures smoother driving
- Inverted upper threads – Clears excess material for a clean, flush finish
- Cap-head design – Prevents mushrooming and raised material above the surface
- Trex® approved – Approved fastener for Trex composite decking
- 6-lobe drive recess – Secure engagement and longer bit life
