This set of 10 hex head bolts is made of high-quality stainless steel material, ensuring durability and resistance against corrosion. The bolts are fully threaded, with a thread size of 1/2-13 and an item length of 2 1/4". The drive type is a socket, with a drive style of socket as well. The head style is a classic hex head, making it easy to tighten and loosen with a wrench. The thread size base is 1/2-13 and the number in a pack is 10. This model of hex bolt fully threaded is ideal for various applications, including industrial, business, and personal projects.