The Thread Repair Kit M16 Internal (Metal Box) is a comprehensive toolset designed to repair damaged or stripped internal threads, particularly for M16 size threads. This kit typically includes all the necessary components to restore the threads to their original condition, allowing for the proper fit and function of fasteners in applications like automotive, machinery, or construction. Key features of the kit include: M16 Internal Thread Repair: Specifically designed for repairing M16 size internal threads, often found in bolts, nuts, and threaded holes. Components: The kit usually contains helical inserts (also known as thread inserts), an installation tool, and sometimes cutting tools for cleaning the damaged thread area before inserting the repair insert. Metal Box: The repair kit comes in a durable metal storage box, keeping all components organized and easily accessible. This thread repair kit is ideal for restoring threads that have become worn, damaged, or stripped, extending the life of threaded components and ensuring secure fastening. It’s commonly used in automotive repair, machinery maintenance, and other mechanical applications.