Enhance the durability of your projects with this Button Head Socket Cap Screw. Crafted from high-grade steel and coated with Thermal Black Oxide, it offers exceptional strength and corrosion resistance. Featuring a 5/16-18 thread size and measuring 0.625 inches in length, it is perfect for securely fastening components. With a 10.9 material grade and ASME B18.3 specification type, this screw guarantees reliable performance. The hex socket drive type ensures easy installation, making it ideal for various applications. Plus, its RoHS compliance underscores its environmental responsibility. Upgrade your assembly process with this premium quality screw.