I am running 17HS19-2004S1 stepper motors with the raps128 drivers and they never failed me. and I am running them on ~1.5A on 12v ( was planning to go to 24V but I don't see it necessary any more)
Here on of my first prints
Fast
an another test printing a gear
gear printing
Here on of my first prints
Fast
an another test printing a gear
gear printing