This 5/16"-18UNC solid carbide thread mill with full teeth and TiALN coating is a high-quality tool designed for hole-edge finishing in metalworking. Manufactured in China, this unit offers a durable and efficient solution for precise threading tasks. With 18 threads per inch, this thread mill is a reliable choice for various industrial and CNC applications. Its TiALN coating enhances its performance and lifespan, making it a valuable addition to any business or industrial setting requiring accurate and consistent threading.