The grinder engraving kit is necessary for DIY carving and grinding.Small volume, light weight, easily carry, comfort grip handle. Can save two-thirds of the force of usual hand-carving.Shell is solid, excellent thermal efficiency, very safe. 5 to 10 times of the speed to engrave, no sense of fatigue.Carved ebony, soft plastics.Easy use for professionals, amateurs, students, etc This electric carving tool has very mini grinder body, convenient to use. Perfect electric grinder for cutting, engraving, milling, grinding, polishing, removing and drilling. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Type:Mini Electric Engraving Tool Set Voltage :AC220V Output Voltage :12V Power:10W Speed(Max.): 18000 RPM Chuck Diameter:0.5mm,1.0mm,1.5mm,2.4mm,3mm Machine Size: approx.3*15.2cm Scope of application: Wood,Metal,Stone,Glass,Plastics(Surface engraving) Colour:Black Material:Metal + plastic Package Contents: 1 x Electric Engraving Pen 1 x Plug Adapter 1 x Fixed Rod 2 x Grinding Wheels 4 x Grinding Heads 5 x Twist Drill 5 x Copper Chuck 30 x Diamond Drill Set Only the above package content, other products are not included. Note: Light shooting 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.