Romentheo Four Spiral Flute Cobalt Step Drill Bit(Pro),M35 High Speed Steel,1/4" Hex Shank Step Bits for Metal, Stainless Steel, Aluminum, Plastic,1/4

Romentheo Four Spiral Flute Cobalt Step Drill Bit(Pro),M35 High Speed Steel,1/4" Hex Shank Step Bits for Metal, Stainless Steel, Aluminum, Plastic,1/4

FOUR SPIRAL FLUTE - Our cutting tool features a four spiral flute design that ensures efficient chip evacuation, reducing heat build-up and improving the overall cutting process. This design enhances the tool's performance, providing smoother and more precise drilling in a variety of materials. NANO-BLUE COATING - Equipped with a state-of-the-art Nano-Blue coating, this tool offers superior durability and resistance to wear. The coating reduces friction and heat, extending the tool's lifespan and ensuring consistent performance even in the most demanding applications. M35 COBALT HSS STEP DRILL - Crafted from M35 Cobalt High-Speed Steel,The M35 Cobalt content provides exceptional hardness and wear resistance,Prefect for 1/8"(3mm) thick Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets. 9 STEP SIZES - Includes 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4". WARRANTY - If you are not fully satisfied for any reason, please contact us for 100% refund or replacement. If the hex shank snap off, please contact us for replacement. This step drill bit is a versatile and efficient tool for drilling precise holes in various materials. Crafted from high-quality HSS (High-Speed Steel), it boasts exceptional durability and longevity. The unique nano-blue coating not only enhances the bit's resistance to wear and tear but also improves its heat dissipation capabilities. With its stepped design, this drill bit allows you to create clean and accurate holes in a range of diameters, making it an indispensable addition to any DIY enthusiast's or professional's toolkit. Whether you're working on woodworking projects, metalworking tasks, or any other drilling applications, this step drill bit promises superior performance and consistent results.