Strong material: The drill bit sharpener is crafted from quality plastic, ensuring long lasting performance with fatigue prevention and insulation properties. Maintains its shape over time, making it a trusted tool in any working environment. Extend service life: This innovative drill bit grinding attachment features notches tailored for various sizes, allowing you to easily polish different angles of drill bits. Revitalize your old drill bits by restoring sharpness and significantly improving work efficiency. Portable design: The compact design of the drill bit sharpener makes it suitable for travel or on site work. Keep your tools incisive and ready for action anywhere, anytime, ensuring performance without worry. Easy to use: Designed with user friendliness in mind, the drill sharpener requires no special skills. Simply fix onto your grinder and adjust the grinding angle effortlessly to meet your specific needs, making sharpening a breeze. Applications Onsite field work: sharpen drill bits at the job site to maintain cutting performance without returning to the workshop. Workshop maintenance: quickly restore dull drill bits in a workshop setting to improve drilling efficiency and extend tool life. Reviving worn bits: restore sharpness to old bits and keep them performing reliably across a range of sizes.