Introducing our durable and wear-resistant drill bits, designed for precision and longevity. Crafted from high-quality materials, these hardened bits are corrosion-resistant and built to last. Whether you're working with metal, wood, plastic, or composites, our versatile high-speed drills deliver exceptional performance. With a range of sizes available, you can select the perfect bit for your project, ensuring clean and precise drilling every time. Designed for ease of use with hand drills, our set is suitable for a wide range of tasks, from delicate work to heavy-duty projects. Compatible with various tools including impact screwdrivers and electric drills, these drill bits are a must-have for any DIY enthusiast. Upgrade your toolkit with our reliable and efficient drill bits today. Item Name: Drill Bit Material: Alloy Features: High Hardness, Rustproof, Long Lasting, Universal Size Details: Color Grey: Length: 10cm/3.94" (Approx.) Drill Depth: 5cm/1.97" (Approx.) Shank: 0.63cm/0.25" (Approx.) Specifications: 6.8.10.12mm Color Blue: Length: 9cm/3.54" (Approx.) Shank: 0.635cm/0.25" (Approx.) Specifications: 6.8.10.12mm Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 4 x Drill Bits