Powerful Electric Die Grinder & Variable Speed Drill is durable and horsepower enough Multifunction Rotary Tool: By matching different rotary tool accessories, the power die grinder can use in sharpening, grinding, cleaning, polishing, cutting, engraving, drilling and trimming For Woodworking, Metalworking, Jewellery Cleaning/polishing, Hobby, Around-the-House, Workshop, Jobsite and DIY Crafting Projects Variable Speed Grinder: 6 Step variable speed (0-26000 rpm) for different situation 123 PCs accessories set Product description Specification:Rated Input Power: 400WVoltage: 230VFrequency: 50HZNo- load Speed: 0-26000rpm, 6 steps controlCollet Size: 6mmAccessories: 105PCs 3mm shank in plastic case10 Grinding burrs 5 of them are with 6mm shank and 5 with 3mm shank3 Conical shape sanding papers 6mm shank2 Flap sanding papers 6mm shank2 Green polishing drums 6mm shank1 Flexible clamp.