- Versatile Functionality: This multifunctional tool combines drilling, reaming, and deburring in one cost-effective solution. With a single spiral drill featuring 15 different specifications, it adapts to various tasks seamlessly. - Comprehensive Set: The 7-piece set includes step drills ranging from 4-12 mm to 4-32 mm, along with saw drills of 3 mm, 6 mm, and 8 mm, plus one centering drill. Ideal for creating holes in a wide array of materials such as steel, brass, and plastic. - Durable Construction: Crafted from high-quality high-speed steel, the drill bits are coated to reduce friction, ensuring enhanced durability and longevity for repeated use. - Practical Applications: - Metalworking: Perfect for professionals in metal fabrication, allowing precise hole cuts in various metal types. - DIY Projects: Ideal for home improvement enthusiasts tackling projects that require clean and accurate drilling in wood or plastic. - Automotive Repairs: Useful for mechanics who need reliable tools for drilling and creating holes in various automotive materials. This set is designed for both professionals and DIYers, providing the tools necessary to complete a range of tasks efficiently and effectively.