... , big torque, strong cutting, high-frequency, long-life, can be a long time continuous workings. Parameters: ModelSW-3030SW-4040SW-6060X,Y ... /min7m/min8m/minWorking VoltageAC220V/380VAC220V/380VAC220V/380VApplicational MaterialPlexiglass, Aluminium-plastic composite panel, Aluminium,Copper, Steel, Iron, Plastic, Marble, Wood ,PVC, Acrylic, ABS ...