Feature1. This Bench Polisher has prelubricated ball bearings and a dustproof motor housing that makes it virtually maintenance free.2. Quality or speed with this well balanced precision polisher, works with standard wheels and buff pads up to 4 inches.3. Variable speed to 10,000 rpm.4. The Jewelry Buffer is designed to burnish and polish jewelry metals, stone, glass .5. The two tapered spindles attach to the 1/4" motor shafts and accomodate muslin or buffing/polishing/grinding, cutting wheels up to 4" in diameter.SpecificationVoltage:110/220V(pls leave us a message about the voltage you need )Power:350WSpeed:10000r/minLight weight and small size, easy to use and carry.Package included1 x Jewelry Jade Polishing Buffer Machine Kit