- Easy to use: Uncomplicated design and user-friendly operation make this drill bit sharpener suitable for professionals and DIY enthusiasts. It keeps drill bits sharp with minimal effort, improving drilling accuracy and productivity. - Portable and compact: Lightweight, portable design lets you carry and use it wherever needed. Whether in the garage, workshop, or on site, this sharpener is a convenient addition to your toolkit. - 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 and effort on your projects. - Versatile compatibility: Designed to accommodate bit sizes 2-4mm, 4-8mm, 8-16mm. Perfect for sharpening high speed steel, masonry, carbide, cobalt and tin drill bits to keep tools in tip condition. - Applications: use in your home workshop to refresh dull bits before wood or metal drilling; on-site repairs to sharpen bits quickly and keep jobs moving; professional shops for batch sharpening to maintain productivity.