Free-Running Helical Insert Repair Kit, Helical Inserts, 1/4"-28, 5/16"-24, 3/8"-24, 7/16"-20, 1/2"-20, Powercoil, Mfr#: 3534-WK1

Thread repair kits allow easy installation of a new thread in only a few steps. thread repair sets specially designed to repair any defect thread, internal and external. The thread repair set are universal in diameter and pitch and are easy to use, fast and cost effective solution for any case of thread defect. Thread Repair Kits are a low cost, handy economy kit suited to general use. Features Type – Free Running Material – 304 Stainless Steel Internal Thread size – 1/4-28, 5/16-24, 3/8-24, 7/16-20, 1/2-20 Thread Type – 1.5 X Diameter Thread Direction – UNF Free Coil Diameter – For Metal Tap size – Includes HSS Taps, Drill Bits, Tools and Inserts