In order to ensure a precise and secure fit for fasteners, damaged or stripped threads in bolts and holes must be restored with the aid of thread repair tools. We provide an extensive range of thread repair tools to suit different requirements. Our collection includes the Two Valve Ford Triton Spark Plug Thread Repair Kit for specialized automobile repairs, the 7-piece Combination Drill/Tap Bit Set for making and repairing threads in one step, and Replacement Inserts for 38900 Kit to guarantee long-lasting thread integrity.