4-32mm M35 Material HSS Triangular Shank Spiral Step Bit TiAlN Coated Black Step Drill Bit Power Tools, for Metal, Stainless Steel, Aluminum, Wood, Plastic

Introducing the 3pcs HSS M35 Black Spiral Fluted Step Drill Bit Set, the ultimate DIY metalworking tools for professionals and enthusiasts alike. With its versatile design and exceptional performance, this set is a must-have addition to your toolbox.Crafted with precision, each step drill bit features a triangular shank and a spiral fluted design, allowing for efficient drilling in various materials such as metal, stainless steel, aluminum, wood, and plastic. The set includes three different sizes: Metric 4-12mm, 4-20mm, and 4-32mm, catering to all your drilling needs.These step bits are specifically engineered to handle tough tasks with ease. Whether you're working on insulation boards, aluminum plates, or PVC materials, these bits go beyond expectations, delivering clean and precise holes every time. The high-quality M35 black metal construction ensures durability and longevity, prolonging the tool's life even under high-speed and heavy-duty usage.Equipped with a comfortable handle, these step drill bits offer excellent control and maneuverability, allowing you to achieve professional results effortlessly. The black spiral fluted design efficiently removes chips and debris, preventing clogging and ensuring a smooth drilling experience. Say goodbye to the hassle of changing bits frequently, as these step drills cover a wide range of hole sizes.Ideal for both professional and DIY projects, these step drill bits are perfect for metalworking, plumbing, electrical installations, and more. From simple tasks to complex projects, they are designed to hit the mark with precision and accuracy.Upgrade your drilling game with the 3pcs HSS M35 Black Spiral Fluted Step Drill Bit Set. Experience the convenience, reliability, and versatility that this exceptional tool brings to your workbench. Order yours today and take your metalworking skills to new heights.

• 【MATERIAL】Made from high-speed steel (HSS) M35 material with a black spiral fluted design, TiAlN coating is a cutting-edge material with exceptional properties.ensuring durability, precision, and efficient chip removal.
• 【DRILL SIZE】Includes step drill bits in metric sizes 4-12mm, 4-20mm, and 4-32mm, providing a wide range of options for various applications.
• 【APPLICATION】M35 drill bit hardness 64-67 HRC(Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.particularly adapt to drill stainless steel,cast iron, high temperature alloy, titanium alloy and even hard plastics and woods. And a must-have for handyman or professionals, perfect for home repairs and light jobs.
• 【PRECAUTIONS FOR USE】1. Hand drill and bench drill can be used for these steps. 2. Use water injection for cooling when drilling, which can effectively extend the life of the drill. 3. The recommended drilling rate is 250-400 RPM. 4. You can use our step drilling machine to Suitable for these work-pieces that hardness is lower than 28 degree and the thickness is beyond 5mm
• 【DESIGN】Dual flute design provides smoother cuts with smooth chip evacuation for cleaner drilling operations, can be used with power drills, cordless drills or high impact drill presses,so you can take it with you wherever you go.prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet