Alfa Tools TI66222K 5/16-18 Helical Thread Repair Kit

The Alfa Tools TI66222K 5/16-18 Helical Thread Repair Kit is a complete solution for restoring stripped or damaged 5/16″-18 UNC threads or reinforcing new threads in soft materials. Each kit includes precision-engineered stainless steel helical inserts, a correctly sized tap, installation tool, and tang break-off tool, providing everything required for permanent thread repair in one package. Designed to ASME B18.29.1 and B1.1 standards, the free-running stainless steel inserts deliver superior strength, wear resistance, and vibration resistance while maintaining standard thread dimensions. Ideal for automotive, aerospace, industrial, and maintenance applications, the TI66222K ensures reliable, long-lasting thread performance even in demanding conditions.