Features: Restore damaged thread with ease using this (13pcs) m14 spark plug thread repair kit. Perfect for repairing stripped, crosseds, or damaged thread on steel, iron, aluminum, and metal. Experience a more efficient repair technique compared to other alternatives. Made of high quality metal, this thread repair kit is durable and long lasting, ensuring it withstands regular use. Idealfor both ordinary steel and non ferrous metal alloy thread repair processes. Suitable for electricians, carpenters, and anyone in need of reliable thread repair tools. This kit is perfect for various machining applications, making it a must have for professionals and diy enthusiasts alike. Whether you're working on electrical repairs, woodworking projects, or any other type of machinerys maintenance, this thread repair kit is designed to meet yourneed. It's versatile and compatible for a wide ranges of processing machines. With its comprehensive set of tools and exceptional performances, this m14 spark plug thread repair kit is the ultimatesolution for restoring damaged thread. Enhances your productivity and achieve professional results effortlessly. Specifications: Material:Metal Thread Insert Length: Approx.17.5mm / 0.7inch Tap Shank Diameter: Approx. 10mm / 0.4inch Tap Full Length: Approx. 110.7mm / 4.4inch Tap BladeLength: Approx. 33mm / 1.3inch Package Includes: 13pcs Thread Hole Repair Tools note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.