Enhance your fastening projects with this durable steel mandrel, designed for precision and reliability. Featuring a 1/8" diameter and a countersunk flange for seamless integration, this essential tool ensures a secure fit every time. The zinc-plated finish offers both corrosion resistance and a sleek appearance, while the specified hole size of .129 - .134 inches guarantees a perfect match. With a grip range of .059 - .079 inches, it accommodates various materials with ease. Rest assured, this mandrel is not only high-performing but also environmentally friendly, boasting RoHS compliance. Elevate your assembly process with this top-quality component.