1. And Reliable -Small volume, light weight, easily carry, comfort grip handle, offers better control while drilling., convenient to use. 2. Regulating Speed-This electric carving tool has 3 speed adjustment,speed adjustment range:5000/10000/15000 r/min. 3. Perfect Grinder - Perfect electric grinder for cutting, engraving, milling, grinding, polishing, removing and drilling. The grinder engraving kit is necessary for DIY carving and grinding. 4. Suitable for jade , nuclear carving, wood carving, grinding aluminum plate, thin copper board, plastic board, chipboard, printed circuit board, epoxy board. For Safe Use: 1. When you finish using the unit, switch off the motor and that all moving parts have come to a complete standstill. 2. Before using additional accessories not included in this set, always compare the maximum allowed RPM of that specific accessory with the RPM of this tool. 3. In case o electrical or mechanical malfunction, immediately switch off the tool. 4. Do not activate switch when changing accessories. 5. Never use the shaft lock when toll is running. 6. that the collet size corresponds with the shaft size of the accessory. 7. Store tool in locations where temperature not exceed 50 degrees Celsius. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Type name: Mini Drill Collect Chuck Diameter: 0.5-3.2mm Rated Input Power: 10W color:Gray Material:ABS Voltage: AC220V Package Contents: 1 x electric grinder 1 x European plug 24 x electric grinder accessories 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.