What do you think about replacing my first choice (Nema34) with this components:

3 x Stepper motors Nema 23

voltage 3.78 V
current 4.2 A/phase
resistance 0,9 Ohm/phase
inductance 3.8 mH/phase
holding torque 3 Nm
rotor inertia 810 g-cm2
detent torque 1.2 kg-cm

3 x Stepper motor driver M542H
voltage 20 – 100 VDC
current 1 – 4.5 A

3 x Regulated power supply 48V 5A