Features: Necessary Engraving & Grinding Tool: Come with 12 accessories, meeting different needs for DIY carving and grinding. Widely Use: Suitable for agate nuclear carving & wood carving with adjustable speed of 3000-20000RPM. Mini nail power drill machine set. Easy to Use for Manicure: The gel nail grinder engraving kit can be used for natural nails as well as artificial nails. Perfect for professional or home use. Anti-rolling and Comfortable Design: The handy and fall-arrest grip provides superior comfort and control.Light weight and portable. Wide Applications: Perfect for cutting, sanding, polishing, engraving, milling, grinding, trimming, removing and drilling. Specifications: Color: Black,Blue, white, pink Material: ABS Input Voltage: AC 100-240V 50/60Hz Output: DC 9V 500mA Type: Mini Nail Grinding Pen Rated Power: 1.2W Collet Diameter: 2.4mm Maximum Speed: 20000 RPM No-load Speed: 3000 RPM up to 20000 RPM (Adjustable) Grinding Materials: Aluminum plate, thin copper board, plastic board, chipboard, printed circuit board, epoxy board. Usage: Carving, engraving, grinding, sharpening, sanding, polishing, drilling. Grinder Size: 160 * 24mm / 6.3 * 0.9in(L * D) Grinder Weight: 75g / 2.6oz Package Size: 24 * 16 * 3cm / 9.4 * 6.3 * 1.2in Package Weight: 182g / 6.4oz Package List: 1 * Manicure Electric Grinder 1 * Power Adapter 6 * Sanding Bands 1 * Drum Mandrel 5 * Polishing Head Bits 1 * User Manual (English) Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Our products are made of environmentally friendly materials, safe and non-toxic, and will not cause harm to the human body. Please read the product manual carefully before purchasing, and use it correctly according to the operation steps. If you encounter any difficulties or problems during use, please contact us in time, we will solve them for you as soon as possible. Your support is the driving force for us to move forward, and we look forward to sharing your experience and experiences with us. For the quality problems or defects of the product itself, we will provide unconditional return or repair service.