Enhance your fastening solutions with this Button Head Socket Cap Screw, designed to offer superior durability and performance. Crafted from high-grade steel with a Thermal Black Oxide finish, it not only ensures long-lasting quality but also provides a sleek and professional look. With its ASME B18.3 specification and 10.9 material grade, you can trust in its reliability for a wide range of applications. Featuring a convenient Hex Socket drive type, installation is quick and efficient. The 5/16-18 thread size and .625-inch length make it suitable for various projects, while its RoHS compliance underscores its commitment to environmental responsibility. Upgrade your toolkit with this essential component today.