The Pro Plug System for PVC and Composites is a superior and easy to install plug fastening system for PVC/Composite Decking and PVC Trim. It consists of 3 components designed to work together as a system; screws, plugs and installation tool. All 3 parts should be used together to ensure proper results. Type 305 Stainless Steel Screws provide excellent corrosion resistance for most applications near water or where expansion or contraction is a concern. The Pro Plug System Stainless Steel Screws are an indispensable companion for those using the Pro Plug PVC System, designed to elevate your woodworking projects with their exceptional durability and precise performance. Crafted from high-quality stainless steel, these screws boast outstanding corrosion resistance, making them ideal for both interior and exterior applications, even in challenging environments. Perfectly tailored for the Pro Plug PVC System, these screws are engineered to create a seamless and professional finish, bringing out the true potential of your PVC projects. Their compatibility ensures that each screw fits snugly, holding your workpieces securely in place and enhancing overall structural integrity. The incorporation of a star drive design sets these screws apart from the rest. The star drive offers superior torque transfer and a reduced risk of cam-out, providing a hassle-free installation process even when dealing with dense materials. This feature is particularly valuable for contractors and DIY enthusiasts alike, allowing them to work efficiently and achieve flawless results with every use. With 375 screws included in each package, the Pro Plug System caters to projects of various sizes, eliminating the need for constant replenishment. Whether you're tackling a substantial decking project or focusing on trim and molding work, this generous quantity ensures you have ample supply to see the job through to completion.