Usage Tips:High-Performance Drill and Tap Combination: Experience the convenience of drilling and tapping simultaneously with our advanced drill bit set. Designed to optimize your workflow, this set significantly reduces the time and effort required for your projects, ensuring efficiency and precision in every task.(4/5/6/8/10/12) Titanium-Coated Durability: Each drill bit in our set is enhanced with a titanium coating, which not only increases the durability but also improves heat resistance. This special coating ensures that the bits maintain their sharpness and effectiveness, even with heavy and extended use. Precision Thread Cutting: Our drill bits feature a thread cutting design that allows for the creation of clean, smooth threads. This precision engineering eliminates the need for additional tools or steps, streamlining your work process and enhancing overall productivity. Versatile Compatibility: Crafted to be compatible with a diverse range of materials, including metals, woods, and plastics, this drill bit set offers unparalleled versatility. Whether you're working on home improvements or professional projects, these bits provide reliable performance across applications. Comprehensive Size Range: Equipped with multiple sizes, our drill bit set is prepared to handle any task, regardless of its scale. From intricate, detailed work to larger, more demanding projects, you'll always have the right tool for the job, ensuring optimal outcomes every time. There are slight differences in color between different production batches, which does not affect the use Color: Picture color Material: Alloy Package Contents: 6 * drill head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.