- The 2025 Drill Bit Sharpener is made from high quality plastic, offering excellent fatigue resistance and durability. It maintains its shape over time to ensure reliable performance in any working environment. - Extend drill bit life: Revitalize old, dull drill bits with notches for various sizes. Restores sharpness and boosts work efficiency, helping bits last longer between replacements. - Hassle-free operation: Attach to your angle grinder, adjust the grinding angle, and achieve a sharp bit with minimal effort. No special skills required. - Portable and convenient: Compact and lightweight for onsite or travel use. Keep your tools sharp and ready anywhere, anytime for maximum performance without the hassle. - Use scenarios: Onsite maintenance between tasks, refurbishing worn bits for metal or wood drilling, and field service where you need to refresh bits before work at client sites.