4. Bearings: Our metal polishing sharpening converter kit features high-concentricity bearings, ensuring higher grinding accuracy and a smooth, vibration-free operation. 2. Stable Table Mount: Secure the grinder to your workbench with the electric drill holder sander base, providing enhanced comfort and reduced fatigue for professional cutting and grinding tasks. 1. Effortless Grinding Conversion: Easily attach our grinding machine to your drill with the conversion rod for a convenient and swift grinding experience, this electric drill modified grinder polisher transforming your standard drill into a versatile sanding tool. 3. Universal Drill Compatibility: Designed to fit both lithium-powered and AC drills, our polishing sharpening artifact edging bracket offers high adaptability, though it's not suitable for angle grinders, hammers, wrenches, or impact drills. 5. Portable & Versatile: Unlike bulky traditional grinders, our compact design of this electric drill cutting holder is easy to carry and perfect for various settings such as homes, shops, or garages, ideal for sharpening knives, metals, crafts, gems, and more., Weight: 1.1794731017 pounds, Manufacturer: tiyao