... machine CNC router,with four heads,47.2X47.2/4X3.9 inch working size,circular guideway,rack drive mode Advertising machine ... CNC router JCUT-1212-4Features: Four heads cnc router, four times efficiency.Applications ... speed:0-7000mm/minDriving mode: Z-Ball screw, XY-Rack driveVoltage: AC220V/50HzMax. Power consumption: 6.9KWFeeding Height: ...