This high quality set of thread taps and dies delivers reliable threading for metalworking. It includes six interchangeable cutting heads in common sizes: 1/4", 3/8", 1/2", 3/4", 1", and 1-1/4". Key features - Six interchangeable cutting heads in the listed sizes for versatile threading work. - Cutting heads manufactured from special steel for durability and precise cutting performance. - Includes a durable ratchet wrench for smooth, controlled, and precise threading. - Rugged carry case protects the tools from damage and prevents loss of components. Benefits and suitability - Robust construction and reliable performance for frequent use in workshops, garages, and on-site jobs. - Compatibility covers a wide range of common thread sizes, enabling quick repairs and new installations. - The combination of high-grade cutting heads, a precise ratchet wrench, and a sturdy case supports professional results with confidence. Use scenarios - Repair damaged or stripped threads in automotive or machinery housings, brackets, or engine components. - Create or restore internal or external threads in metal workpieces for mounts, fasteners, or structural joints. - Home workshop tasks such as furniture hardware repair or small fabrication jobs that require accurate thread cutting.