The Cortex hidden fastening system is the fastest, easiest way to hide the fastener heads when installing versatex smooth PVC trim boards. No more caulking, sanding or painting needed. Each package comes complete with screws, plugs and setting tools and the finished look of Cortex is virtually invisible.

• Brand Name: FastenMaster
• Sub Brand: Cortex
• Length: 2-3/4 in.
• Drive Style: Square
• Head Type: Trim Head
• Product Type: Deck Screws
• Material: Carbon Steel
• Finish: Smooth
• Thread Type: Coarse
• Packaging Type: Boxed