- 16-Piece Spark Plug Thread Repair Tool Kit: This professional universal kit is specifically designed for repairing spark plug threads measuring 14mm x 1.25mm. It includes a variety of taps to tackle multiple thread issues, making your repair work efficient and convenient. - Practical and Effective: This tool set is essential for quickly repairing damaged spark plug threads, enhancing the longevity of spark plugs. Its universal sizing makes it compatible with standard spark plug applications. - High-Quality Materials: Crafted from premium steel, this repair tool kit boasts high hardness and strength. It is designed to withstand significant force without deforming or breaking, ensuring durability and reliability for long-term use. - Easy to Use: The kit features three different tap sizes, accommodating various glow plug sizes. This flexibility allows you to address a wide range of thread problems swiftly and effectively. - Applications: Ideal for automotive repair shops, DIY enthusiasts, and anyone needing to maintain engine performance. Use this kit to restore spark plug threads in cars, motorcycles, and small engines, ensuring a secure fit and optimal functionality. This spark plug thread repair tool kit is a reliable solution for maintaining thread integrity and enhancing the performance of your spark plugs.