Portable drill bit sharpener: Compact and lightweight design makes this sharpener ideal for travel or onsite jobs. Attach it easily to your grinder for quick adjustments and efficient sharpening of various drill bits. Long lasting construction: Made from quality ABS plastic that offers fatigue resistance and insulation to handle diverse work environments. Dimensions are approximately 11.5 by 12.5 cm. Available in red, blue, or black. User friendly operation: No special skills required. Simply attach to your grinder and adjust the angle for a quick, efficient sharpening process that revitalizes drill bit performance and extends service life. Versatile compatibility: Notches for different sizes allow sharpening of various drill bits, including speed steel and cobalt types. Broad application when used with a grinding wheel and motor for enhanced grinding results. Use scenarios: Onsite maintenance or construction work: sharpen dull bits quickly at the job site to keep projects moving without downtime. Workshop daily use: maintain a ready set of sharp HSS and cobalt bits for frequent drilling tasks. Field service or equipment : restore bit effectiveness during customer visits, reducing the need for frequent replacements. Key benefits at a glance: Enhances tool sharpness on the go, saving time and reducing downtime Durable ABS construction for reliable performance across environments Easy to use with no special skills required Broad compatibility with drill bit types and sizes for versatile use