Efficient grinding - Equipped with three grinding holders and two high-quality grinding wheels for fast, precise sharpening. Quickly restore the cutting edge of drill bits to save time on your projects. Portable and compact - Lightweight, compact design for easy transport and use wherever you need it. Ideal for the garage, workshop, or on site, making this sharpener a convenient addition to your toolkit. Versatile compatibility - Designed to accommodate a wide range of bit sizes: 2-4 mm, 4-8 mm, 8-16 mm. Perfect for sharpening high speed steel, masonry, carbide, cobalt and tin drill bits to keep your tools in tip-top condition. Easy to use - Uncomplicated, user-friendly design suitable for professionals and DIY enthusiasts. Keep drill bits sharp with minimal effort to improve drilling accuracy and productivity. Use scenarios - On-site construction or electrical work where sharp bits are needed for clean, accurate drilling. - Home garage projects, including woodworking or metalworking, where quick maintenance saves time. - Routine tool upkeep in a machine shop or manufacturing setting to maintain consistent performance.