#7 x 2-1/4" Simpson Strong-Tie T15 Trim Head Deck Screw - 316 Stainless Steel, Red 01, Pkg. 70 Pipe Flashings Testing shows that mixing with

Testing shows that mixing with the Optimix nozzle is 4 times more consistent than a standard spiral mixing nozzle

A 6-lobe star drive ensures secure engagement

The Simpson ECCLQM5

Drill a hole in base material using a 1/4"-diameter carbide-tipped drill

FHSD Wood-To-CFS Screws

#7 x 2-1/4" Simpson Strong-Tie T15 Trim Head Deck Screw - 316 Stainless Steel, Red 01, Pkg. 70 Pipe Flashings Testing shows that mixing withThe Simpson Strong Tie Trim Head Decking Screw is designed for PVC and composite decking projects where corrosion resistance and appearance matter most. Made from 316 stainless steel for lasting durability, these screws perform reliably in marine or high exposure environments. Painted head options in 13 colors are matched to leading decking brands for a seamless, concealed finish. For a full reference, see the Composite Decking Color Matching Guide.