Discover the ease of thread restoration with the HeliCoil PN-535-16 Master Thread Repair Pack. Ideal for revitalizing damaged or worn threads, this comprehensive kit is a go-to solution for both professional mechanics and DIY enthusiasts. The included 1"-14 NF size ensures versatility for a variety of applications, making it a valuable addition to any toolbox. Crafted by the trusted brand Helicoil, this product is distinguished by its durable construction and reliable performance. The kit's precise threading tools offer a snug fit and enduring repair, preventing the hassle of rethreading. With this item you're investing in a quality product designed to restore threads quickly and effectively.