All-copper collet: accurate and durable collet does not fall off the drill, can quickly replace the collet to achieve different needs, precision copper collet clamping firm, not skewed rotating spindle connection is tight, high concentricity. High speed customized type: 18000 rpm high power motor/no burner, high speed, strong power, more stable and durable performance. COMES WITH ACCESSORIES: meets different engraving and grinding needs, so you can use our electrical grinder to complete more types of projects, such as engraving, polishing, grinding, sharpening, cutting, manicuring and more. PRACTICAL: This kit allows you to carve personalized or decorative, virtually any surface in seconds - metal, plastic, glass, ceramic, wood, leather, diamond, stone, etc. It's perfect for , crafting. AND COMPACT PENCIL DESIGN: The surface of the body ranges from fine lines to deep grooves to provide a comfortable using experience. The ergonomic grip adds extra comfort and stable control. Wide range of uses: suitable for jade, , beeswax carving, ceramic carving, metal carving, glass carving, nuclear carving, wood carving, grinding aluminum plates, thin copper plates, plastic plates, chip boards, printed circuit boards, epoxy boards. Suitable for carving (nuclear carving/egg carving/bone carving/jade carving), cutting, polishing, engraving, milling, grinding, trimming, removing and drilling, polishing. Clamping range: 0.5-3.2MM Speed range: 18000r/min Output voltage: 12V Power: 13W Scope of application: small carving (nuclear carving / egg carving / bone carving / jade carving) auxiliary small grinding / polishing cutting / drilling / trimming / cleaning, etc. Note: Due to different production batches, the color of accessories Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC 220V Colour:Green Material:plastic Package Contents: 1 set x Electric Drill Grinder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.