Product HighlightsFeatures: Multi-Purpose Step Design: Each drill bit features multiple steps, allowing you to drill a wide range of hole sizes with a single tool, maximizing versatility. Wide Range of Applications: Ideal for drilling holes in various materials including thin steel, copper, aluminum, wood, and plastic sheets. High-Speed Drilling & Efficiency: Engineered for quick and smooth drilling, significantly reducing drilling time and effort. Precise & Clean Holes: Designed to create perfectly round, burr-free holes with high accuracy and a clean finish. Premium Durability: Constructed from high-quality materials ensuring long-lasting performance, excellent wear resistance, and extended tool life. Convenient 5-Piece Set: Offers a comprehensive collection of commonly used drilling sizes, providing great value and covering diverse drilling needs in one kit. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Quantity: 5pcs Package List: 5pcs M35 Cobalt Spirals Flute-Step Drill Bits