- Versatile drilling: Ideal for drilling through steel, stainless steel, copper, aluminum, and various other materials, making it a must-have for any workshop or toolbox. - Ultra-precision design: This step drill bit is engineered for fine drilling, ensuring accuracy and clean results for your projects. - Secure grip: The cylindrical triangular handle allows for a firm hold in the chuck, providing stability during use and reducing the risk of slipping. - Durable construction: Made from 4241 high-speed steel, this drill bit boasts high hardness and excellent resistance to deformation, ensuring long-lasting performance. - Convenient storage: Comes with a compact storage box that protects the drill bits and makes it easy to transport, ensuring they are always organized and ready for use. - Cost-effective: The combination of quality materials and robust design leads to a longer service life, helping you save on replacement costs over time. Use scenarios: - Perfect for professionals and DIY enthusiasts undertaking metal fabrication projects, requiring precision drilling in various metals. - Great for home improvement tasks, such as installing hardware or creating custom fittings that demand exact hole sizes. - Ideal for automotive repairs where drilling through metal components is necessary, ensuring you have the right tool at hand for reliable results.