No need to buy a whole new set of drills to keep your drill bits sharp and ready to use Give old, dull bits a new lease of life with this drill sharpener. Simply attach it to your power drill to quickly restore sharpness and performance 100-grit grinding wheel provides a smooth, even, and sharp edge Features: Sharpen drill bits quickly and easily Powered by an electric drill Wear-resistant corundum grinding wheel Spin the 100-grit wheel using your drill and gently press the bit against it for fast, effective sharpening Designed to accommodate multiple drill bit sizes Compact and portable design Rustproof, waterproof, and dustproof construction Ideal gift for DIY enthusiasts and handymen Specifications: Material: Corundum, ABS Compatible drill bit sizes: 5/64" – 13/64" (2mm–5mm), 7/32" – 21/64" (5mm–8mm), 11/32" – 1/2" (8mm–12.5mm) Angle stop: 60 degrees left Equipped with built-in guides for safe and easy operation Grinding wheel size: 100 grit Requires a power drill operating between 2000 and 3500 RPM Dimensions: 18.5 cm x 4 cm Package includes: 1 x Drill Sharpener 1 x Grinding Stone