Enhance your fastening solutions with our Button Head Socket Cap Screw. Crafted from durable steel with a 10.9 material grade, it guarantees reliable performance. Featuring a sleek Thermal Black Oxide finish, this screw not only provides corrosion resistance but also adds a touch of sophistication to your projects. Compliant with ASME B18.3 specifications, it ensures high-quality standards. With a 4-40 thread size and a drive type of Hex Socket, it offers easy installation. The 1-inch length makes it suitable for a variety of applications. Rest assured, it's also RoHS compliant, making it an environmentally friendly choice. Upgrade your fastening game with this premium screw.