- COMPATIBILITY: This versatile drill bit sharpener is designed to accommodate drill bits from 2mm to 13mm in diameter, ensuring precise sharpening for a wide range of sizes. - ATTACHMENT DESIGN: Easily connects to standard 125mm angle grinders, transforming your grinder into an efficient sharpening tool for quick and convenient operation. - VERSATILE USE: Ideal for sharpening various drill bit types, including twist bits, masonry bits, and wood bits, effectively restoring their cutting edges for better performance. - PRECISION CONTROL: Equipped with adjustable positioning guides, this sharpener helps maintain the correct grinding angles, ensuring optimal cutting efficiency for all your drilling needs. Use scenarios: 1. Restore your worn-out twist bits to like-new condition, improving drilling accuracy and efficiency on your next project. 2. Sharpen masonry bits after use in tough materials, ensuring they penetrate concrete and brick with ease. 3. Revitalize wood bits to achieve cleaner cuts in your woodworking tasks, reducing splintering and enhancing overall finish quality.