The blind-end design of these threaded inserts effectively safeguards the threads from plastic intrusion, ensuring optimal performance in various applications. Crafted from sturdy 300 Series Stainless Steel, they boast exceptional durability and corrosion resistance. Ideal for lightweight designs, the aluminum inserts offer a lead-free alternative, while the stainless steel option provides additional strength. With a precision-engineered 5/16-18 thread size, these inserts guarantee secure and reliable fastening in any project. The passivated finish coating not only enhances their aesthetic appeal but also adds an extra layer of protection against environmental elements. Trust in these molded-in threaded inserts to deliver unparalleled quality and performance, meeting the highest standards of functionality and durability.