The FastenMaster Cortex Hidden Fastening System is the fastest, easiest way to hide deck screw heads on stairs, perimeter boards or when replacing a deck board.
Common Questions
Trustpilot
TrustScore 4.5 | 7,300+ reviews
Meera L.
Smooth transaction and product arrived in perfect condition.
3 weeks ago
Farhan Q.
The delivery time was excellent, and the packaging was secure.