Feature: 1. Necessary Engraving \u0026 Grinding Tool: Come with 12 accessories, meeting different needs for DIY carving and grinding. 2. Widely Use: Suitable for agate nuclear carving \u0026 wood carving with adjustable speed of 3000-20000RPM. Mini nail power drill machine set. 3. 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. 4. Anti-rolling and Comfortable Design: The handy and fall-arrest grip provides superior comfort and control.Light weight and portable. 5. Wide Applications: Perfect for cutting, sanding, polishing, engraving, milling, grinding, trimming, removing and drilling. 6. ▶Necessary Engraving \u0026 Grinding Tool: Come with 12 accessories, meeting different needs for DIY carving and grinding. 7. ▶Widely Use: Suitable for agate nuclear carving \u0026 wood carving with adjustable speed of 3000-20000RPM. Mini nail power drill machine set. 8. ▶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. 9. ▶Anti-rolling and Comfortable Design: The handy and fall-arrest grip provides superior comfort and control.Light weight and portable. 10. ▶Wide Applications: Perfect for cutting, sanding, polishing, engraving, milling, grinding, trimming, removing and drilling. Specification: This is a professional electric grinding pen for engraving, milling, grinding, drawing, trimming, polishing, removing and drilling. It's designed for application of jade agate carving, wood carving, dental department, grinding aluminum plate, thin copper board, printed circuit board, etc. 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: The 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 / White / Rose Red (Optional) Material: ABS Input Voltage: AC 100-240V 50/60Hz Output: DC 9V 500mA Type: 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 * Electric Grinder 1 * Power Adapter 6 * Sanding Bands 1 * Drum Mandrel 5 * Polishing Head Bits 1 * User Manual (English) Package List: 1 * Electric Grinder 1 * Power Adapter 6 * Sanding Bands 1 * Drum Mandrel 5 * Polishing Head Bits 1 * User Manual (English)