I am a beginner in the field of CNC I want to build a CNC machine with a length of 2000mm x 2500mm to cut cardboard paper For the X-axis : 1 Nema23 Stepper Motor For the y-axis : 2 Nema23 Stepper Motor For the z-axis : 1 Nema17 Stepper Motor For the tangential drag knife : 1 Nema17 Stepper Motor What is the best brand of stepper motor for y-axis? which is better Belt drive or lead screw ? Can you give me an example of the design of this type of CNC machine ? Please help me with your advice