[Versatile Mini Tool] Adjustable speed from 6000 to 15000 RPM, perfect for engraving, grinding, trimming, and polishing various materials. [Durable Design] Constructed with ABS and brass materials for long-lasting performance in diverse projects. [User-Friendly Operation] Lightweight and ergonomic design ensures comfort during extended use for both beginners and professionals. [USB Powered Convenience] Easily use the grinder anywhere with a USB-powered design, no limitations on location. [Efficient Performance] Features a clamping range of 0.5 to 3.5mm, providing high efficiency in detail work and precise results., Manufacturer: Badafaci