General description 40 Pieces Metric Tap and Die Set M3-M12 is designed for cutting internal and external threads with precision. This comprehensive set is ideal for both DIY enthusiasts and professionals, providing the necessary tools for various threading tasks. Technical specifications Includes: 1 x Tap Wrench, 1 x Adjustable Tap, 1 x T-Tap, 1 x Mini Screwdriver, 1 x Thread Gauge, 17 pieces each of M3-12 Taps and Dies Material: High-quality bearing steel Features: Wear-resistant, corrosion-resistant, durable Precision: High precision with standard tooth spacing Usage Cut new threads Machine internal and external threads Repair damaged threads Suitable for materials such as iron, steel, aluminum, cast iron, copper, wood, and plastic Widely used for DIY repairs, machine repairs, and parts machining