The Lisle 65200 Spark Plug 14mm Repair Kit is the perfect tool for all your spark plug repair needs! This kit includes a 14mm thread restorer, thread chaser, and a spark plug gapper for easy repair of all your spark plug threads. The thread restorer is made of high-quality steel for a long-lasting, reliable repair job. The thread chaser helps clean and restore damaged threads, while the spark plug gapper helps you to get your spark plug gap just right. This kit is perfect for anyone looking to repair their spark plugs quickly and easily.