Sirius 12.9 Grade Socket Head Cap Screws UNC 3/8 UNC 1" Pack of 200

This variant of the Sirius 12.9 Grade Socket Head Cap Screws is sized at 3/8 UNC diameter x 1" length, supplied in a pack of 200. One of the most common 3/8 UNC configurations, ideal for a wide variety of industrial and engineering fastening tasks requiring reliable high-strength performance. Features and Benefits: • Grade 12.9 high tensile alloy steel construction • UNC thread for secure, compatible fastening • Internal hex socket head for high torque drive • Compact head pr