Mostly printed Humongous 3d printer CNC multitool

I have not printed anything successfully yet, because the 4 z-axis motors are only getting 1/2 power. So they tend to skipping steps. As a result, it does not raise level. My solution to this problem, is to mount a Mechaduino board on each motor, that should solve the problem. In case you are wondering what a mechaduino board is, it's basically a encoder and motor controller that mounts on the back of any nema 17 or even nema 23 stepper motor, and turns it into a servo/stepper motor. I'll leave