1. CostSaving Solution: A practical kit for repairing damaged spark plug threads, extending spark plug lifespan, and further reducing maintenance costs. It is convenient. 2. Upgraded Storage: The included storage case allows the spark plug thread kit to provide easy and organized collection of components for protection and future use. 3. Efficient Thread Restoration: With 16 specialized tools for repairing 14mm1.25mm spark plug threads, this kit is for restoring ignition systems across a wide range of car makes and models. Each part is expertly crafted to ensure efficient thread restoration and quality results. 4. Strength: Made from hardened steel, this spark plug thread kit guarantees sturdy and strength repairs. Its wearresistant and rustresistant properties ensure safety and efficiency for a longlasting solution.