The Button Head Socket Cap Screw, a sleek and durable fastening solution for your projects. Made from high-grade steel with a Thermal Black Oxide finish, this screw offers both strength and corrosion resistance. Designed to ASME B18.3 specifications, it features a 4-40 thread size and a 10.9 material grade for reliable performance. The hex socket drive type ensures easy installation, while the .125-inch length makes it versatile for various applications. Additionally, this screw is RoHS compliant, making it environmentally friendly. Upgrade your fastening arsenal with this premium quality Button Head Socket Cap Screw.