... ,polishing,engraving 2. Jewelry making,model making,hobby&craft,dental 3. 300W, 8500RPM,75MM wheel Multi Function Jewelry Making Tool Multi Function,grinding,polishing,engraving Voltage:230V ... Length:97cmQty/Ctn:6pcsCtn Size:47x28x32cmG.W.:20kgsN.W.:19kgs Multi Function Jewelry Making Tool