- Eases removing imperfections while preserving the blade’s original sharpness - Durable cutter sharpener that can sharpen repeatedly, saving time and energy - Widely used for sharpening drill cutters, rototillers, and similar tools; quickly sharpens dull edges on cutting parts - Suitable for sharpening edges on hand tool parts; improves productivity by restoring sharpness efficiently - Easy to attach to drills; 1/4" fits any power drill; integrated guide maintains the proper edge angle; permanent stone for long life - Easy to use with any drill or hand drill Use scenarios - In a workshop or field service, sharpen drill cutters and rototillers quickly to minimize downtime and maintain cutting performance - For maintenance of hand tool parts, restore dull edges to improve effectiveness and productivity - Routine drill maintenance: attach to a drill, use the integrated guide to produce a consistent edge angle and keep tools ready for use