Enhance the durability and aesthetic appeal of your projects with our Button Head Socket Cap Screw. Crafted from high-grade steel with a Thermal Black Oxide finish, this screw is designed for longevity and corrosion resistance. Compliant with ASME B18.3 specifications, it guarantees quality and performance. The 4-40 thread size and 0.375-inch length make it versatile for various applications. Featuring a hex socket drive type, installation is convenient and secure. With a material grade of 10.9 and RoHS compliance, it meets stringent industry standards for reliability and environmental responsibility. Elevate your construction or assembly projects with this essential fastening solution.