... efficiency 2.Good quality,competitive price 3.Factory,Good service woodworking CNC Router Machine GD12121.High speed and high efficiency2. ... woodworking industry. 4. It uses double-motor to drive the machine and double-axis to transmit with large power ... separately without any computer. Description Parameters Machine Model GD-1212 cnc router woodXYZ Guide Rail Square RailX,Y Transmission Ball Screw ...