Keysert 1/2 UNF I.D. x 5/8 UNC O.D. Thin Wall

Keyserts are designed to repair damaged threads or for use in original equipment, and provide easy installation and versatility. Featuring a key-locking action that prevents rotation due to vibration or torsion, commercial-grade Keyserts can be used in a wide range of materials and applications. Keyserts are available in carbon steel, and are supplied in thin wall and heavy duty styles.