The Helicoil Set 3/8/18 is a set of Heli-Coil inserts designed specifically for SAE measurements. Manufactured by Helicoil, this product is a valuable addition to any automotive tool collection. The set includes multiple inserts, allowing for various applications in automotive maintenance and repair. With its high-quality construction and versatility, this Helicoil set is a must-have for professionals and enthusiasts alike.