Efficient Drill Bit Sharpening This drill bit sharpener restores dull drill bits to their original sharpness. Designed for precision and efficiency, it keeps bits ready for smooth, precise drilling and saves time and effort. Versatile and Universal Compatibility Works with drill bits from 2 mm to 12.5 mm, making it a versatile addition to any DIY or professional toolbox. 12.5 mm Drill Bit Grinder Attachment This angle grinder accessory is compatible with angle grinders and handles bits from 2 mm to 12.5 mm. It enhances tool functionality, enables fast sharpening, and saves time when changing tools. Reliable Material Made of high-quality plastic and built to be durable. Its sturdy design supports long-lasting sharpening performance. Use scenarios - Before a home repair or project, restore worn bits for clean, accurate holes. - In metal or woodworking, maintain cutting performance on the job to reduce wandering and effort. - In a busy workshop, quickly sharpen multiple bits to minimize downtime between tasks.