Spark Plug Thread Repair Kit, M14×1.25 Erts and M16×1.25 Tap Spark Plug Rethreading Set, Stainless Steel Thread Repair Tool Kit for Automotive

【High-Quality Material】Made of high-quality stainless steel with a galvanized surface, it has an elegant appearance, high hardness, excellent anti-extrusion performance, and is break-resistant. It boasts great corrosion resistance and high-temperature resistance, ensuring no rust or performance degradation even after long-term use in harsh environments, and won’t compromise repair results. 【Practical Function】Can quickly and effectively repair worn or broken spark plug threads, extend component service life, reduce the need to visit auto repair shops, and save time and costs. It is a practical and efficient automotive repair accessory. 【Precise Dimensions】Includes 10 M14×1.25 thread inserts and 1 M16×1.25 thread tap. The tap has a full length of approximately 3.74 inches, and the thread insert is about 0.69 inches long. With complete accessories, it meets daily professional repair needs. 【Easy to Use】Follows clear steps: first drill out the damaged threads and clean the hole, then tap the threads with the tap, clean and check the insert size, and finally screw in the thread insert with the insertion tool.Does not include installation tools. It is simple and convenient to operate. 【Wide Application】Suitable for gasoline engines, generators and other equipment. It can effectively restore broken spark plug threads, ensure the normal operation of spark plugs and the stable performance of engines, and is an indispensable tool for maintenance personnel and vehicle owners.