Practical Function: This practical and efficient tool kit is designed to help you quickly and effectively repair broken spark plug threads and prolong the product's service time. This repair kit offers a convenient solution, minimizing the need to visit an auto repair shop and saving time and money
Easy to Use: First, drill out the broken thread. Second, clean the hole with a cleaning cloth. Then, slightly run the tap into the hole from the bottom tapered cutting edge to the correct depth. Next, clean the thread and check the insert's size. Finally, screw in the thread repair insert using the insertion tool
Wide Application: Our spark plug thread repair kit is suitable for a wide range of applications, it is compatible with gasoline engines, generators, engines, and other machines, to ensure the normal operation of spark plugs and maintain the normal operation and stable performance of engines. It is an indispensable tool for maintenance personnel or vehicle owners.
Premium Material: The spark plug thread repair kit is made from high-quality stainless steel. Its high hardness and strength make it resistant to deformation and breakage and ensure great stable performance for easy drilling and repairing.
Precise Dimensions: Each kit contains 10 M12 × 1.25 thread inserts and 1 M14 × 1.25 thread tap, making it a professional thread repair kit. The tap measures approximately 3.78 x 0.34 inches, and the thread inserts measure approximately 0.59 x 0.67 inches.