Coating for Enhanced Durability: These flute tap bits feature a -plated surface that significantly improves wear resistance and extends tool life, making the spiral screw tap ideal for frequent or heavy-duty threading tasks in metalworking environments.; High-Speed Steel Construction: Made from high-speed steel (HSS), this tapping flute screw tap kit delivers high hardness and maintains cutting performance even under high-temperature conditions, ensuring consistent thread quality across various materials.; Versatile Threading Applications: The 5-piece M3-M8 screw tap set meets a wide range of threading needs, perfect for machinists, DIY enthusiasts, and repair technicians working on automotive parts, machinery, or metal fabrication projects.; Precision Ground Threads: Each flute tap in this spiral tap bit kit is precisely ground to ensure clean, accurate internal threads without cross-threading or stripping, providing reliable results whether used by hand or on a machine tool.; Complete M3 to M8 Metric Set: Includes five essential metric sizes-M3, M4, M5, M6, and M8-offering a practical solution for most standard threading jobs, all neatly organized for easy storage and quick access during workshop use.

What's in the box
5 x Screws