Premium Material: Crafted from quality steel material, this thread file boasts exceptional practicalty and strength. It is designed to withstand rigorous use and provide long-lasting performanceEasy to Use: The thread repair file is suitable for left or right threads. The operation is simple, a few minutes of work can allow you to easily fix the thread and tighten the nutApplicable For External Threads: Thread repair file is only suitable for external threads, not for internal threads. It is specially designed to repair damaged external threads on studs, bolts, screws, pipes and fittingsCompact & Portable Design: Measuring approximately 22cm in length and featuring a straight groove design for efficient operation, this thread restorer file is compact enough to be easily carried in your toolbox or pocket for on-the-go repairsDistinctive Color Scheme: The thread restoring chaser file features an eye-catching red and black color combination that not only enhances its aesthetic appeal but also makes it easy to locate among other tools in your collection Specification: Material:Steel Size Chart: Length about 22cm/8.66inch Package Includes: 1xThread Restorer File Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.