1. Tap and Die Sets 2. Strong and Durable: Crafted from high-quality 45 steel, our metric tap and die set features precision-machined cutting teeth and heat treatment for exceptional durability. With resistance to corrosion, this set ensures stable and reliable performance in various conditions. 3. Excellent Cutting Performance: This comprehensive kit is designed for cutting and updating both internal and external threads to precise standards. It effectively addresses issues with damaged nuts, bolts, and threads, making it a crucial tool for repairs when replacement hardware is hard to find. 4. Wide Application: Perfect for creating new threads or repairing damaged threads across a range of metals, including carbon steel, cast iron, aluminum, brass, copper, and stainless steel. This set is ideal for automotive and mechanical repairs, ensuring fasteners and fastener holes are functional and secure. 5. Package Includes: 70 Taps, 35 Dies, 2 Tap Wrenches, 2 Die Wrenches, and 1 T-Type Tap Wrench, providing a complete toolkit for all your threading needs. Use Scenarios: - Repairing stripped threads on engine components, enhancing the lifespan of your vehicle. - Creating custom threads on metal projects for a secure fit in machinery or fixtures. - Restoring damaged fastening points in home improvement tasks, ensuring structural integrity.