Features:*Portable Design: This drill bit sharpener is compact and lightweight, making it an tool for travel or on-site jobs, you can maintain your tools' sharpness wherever you go. * For Durable Construction: Made from high-quality plastic, this sharpener is designed to withstand the rigors of frequent use, offering excellent fatigue resistance and insulation to for ENSURE longevity in various work environments. *User-friendly Operation: The sharpener is designed for ease of use, requiring no special skills. Simply attach it to your grinder and adjust the angle, making the sharpening process quick and efficient. *Versatile Compatibility: Equipped with notches for different sizes, this attachment allows you to sharpen various drill bits, revitalizing their performance and extending their service life significantly. *Broad Application: Suitable for grinding multiple types of drill bits including high-speed steel and cobalt drills, this sharpener enhances your grinding results when used with a grinding wheel and motor, catering to diverse needs.