Essential & Recommended On All Installs - Easy-To-Use - For Commercial & Domestic Decking Prevents Moving/Sliding - Controls Contraction/Expansion - Offers A Professional Finish T-Shaped To Fit Into Board Channel - Pack Includes Fixing Stainless Screws - Strong Sturdy Design Stainless Steel T-Clip with Stainless Steel fixing Screw - Resistant To Corrosion And Rust Manufactured by Tough Decking, Manufacturer: Tough Decking