This high-quality hex head cap screw is crafted for durability and strength, featuring heat-treated zinc steel designed to withstand demanding conditions. With precise dimensions of 3/8 inch in diameter and 2-1/4 inches in length, it's perfect for a variety of fastening applications. Whether you're working on construction, automotive, or home improvement projects, this screw provides reliable performance and comes in a convenient pack of 50 to ensure you have enough for any task.