Strong and Practical - This set includes 6 drill bits, featuring 3-step and 3-serrated designs, catering to various needs while enhancing efficiency. Precise and Efficient - The combination of multi-grid drilling and sharp serrated edges allows for effective waste removal, ensuring faster and smoother drilling. Durable - Crafted from high-quality bearing steel with a titanium-plated surface, this set is rust-resistant, wear-resistant, and built to last. Easy to Carry - These lightweight, commonly used drill sizes easily fit into your toolbox for convenient access anytime. Versatile Application - The titanium coating enables cutting through various materials such as steel, aluminum, copper, plastic, wood, tile, brick, glass, and masonry effortlessly. How To Use: Attach the drill bit to a power drill, measure the required hole diameter, select the corresponding step drill size, install it properly, align it perpendicularly to the workpiece, and begin drilling. Package Contains: 1 Titanium Plating Drill Bit Set.