- Introducing our premium HSS Steel Step Drill Bit Set, featuring sizes 4-12 mm, 4-20 mm, and 4-32 mm for versatile drilling needs. - Crafted from high-speed steel (HSS) for superior durability and cutting efficiency, this tool set is designed to tackle a variety of materials with ease. The advanced titanium coating enhances surface hardness, ensuring long-lasting performance and resistance to wear. - Key Features: - Material: Made from high-speed steel for optimal performance. - Surface Treatment: Titanium coating for enhanced durability and reduced friction. - Size Range: Three step sizes to fit various drilling requirements. - Benefits: - Versatile Applications: Ideal for drilling through metal, plastic, wood, and other materials, making it a must-have for both professionals and DIY enthusiasts. - Efficient Cutting: The step design allows for precise hole sizes without the need for multiple drill bits, saving time and effort on projects. - Compatibility: Suitable for use with standard electric and cordless drills. - Use Scenarios: - Home Improvement: Perfect for installing fixtures or running cables through walls, ensuring clean and accurate holes. - Automotive Repairs: Great for automotive applications, allowing you to drill into various metal components for repairs or modifications. - DIY Projects: A valuable addition to any toolbox for crafting, woodworking, or assembling furniture. Invest in this comprehensive step drill bit set to elevate your drilling capabilities and achieve professional results on every project.