TruFast Grip-Deck HiLo Thread Screws provide superior fastening performance for professional installations. Designed with a proprietary ceramic coating, these screws deliver exceptional corrosion resistance tested to ASTM B117 and ASTM C-1513 standards, ensuring reliable durability even under harsh exterior conditions. Engineered specifically for use with wood or light gauge steel substrates, Grip-Deck HiLo Thread Screws securely fasten continuous rigid insulation, EIFS systems, stucco lath, building wraps, and exterior envelope materials efficiently and effectively. Each screw features a Phillips drive bugle head designed for smooth, flush finishes without compromising attachment strength. Versatile for both residential and commercial projects. These screws can be paired seamlessly with TruFast washers, including Thermal-Grip, Plasti-Grip, and other washer systems, ensuring strong, long-lasting attachments. Grip-Deck HiLo Thread Screws reduce labor time and offer consistent, reliable installation results, significantly enhancing overall job-site productivity and insulation performance. Key Product Features: Ceramic-coated carbon steel screws resist corrosion. HiLo thread design ensures strong holding power. Bugle head with Phillips drive for flush, professional finishes. Compatible with wood and light gauge steel framing. Ideal for EIFS, stucco lath, building wrap, and rigid insulation attachment. Use with TruFast washers for optimized insulation and envelope fastening.