Feature: 1. COMPREHENSIVE 48 PIECE SET: This thread chaser set includes 22 taps, 24 dies, and 2 thread files in both metric and SAE sizes, making it a versatile solution for cleaning and restoring worn or damaged threads. 2. RUGGED CONSTRUCTION: Crafted from premium steel with a black oxide or zinc coating, these thread restorer tools offer exceptional strength, ensuring longevity and reliability for all your threading tasks. 3. HEXAGONAL DESIGN FOR EFFICIENCY: The hexagonal shape of the rethreading taps and dies allows for easy use with any socket wrench, making your threading tasks quicker and more efficient while minimizing effort. 4. RESTORE THREADS EFFICIENTLY: This rethreading tool set enables you to easily and accurately clean and restore damaged threads, which can save time by avoiding the purchase of new parts or components. 5. IDEAL FOR ENTHUSIASTS AND PROFESSIONALS: Whether you're a hobbyist or a professional mechanic, this thread tool set is an essential addition to your toolkit, offering the ideal solution to manage threaded repairs with ease. Specification: Item Type: Thread Repair Tool SetMaterial: SteelSize: Rethreading taps and dies come in the most commonly used UNC, UNF, and metric sizes, 1/4in, 3/8in, 5/8in, 1/2in, 5/16in, 7/16in, and 9/16in as well as M6, M8, M10, M11, M12, and M14, to meet various needs. Package List: 1 x Thread Repair Tool Set (48pcs) 1 x Blow Molded Case