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[dazp1976]

Hi JazzCnc

I only have 50oz nema17 stepper motors]

There's your problem.
Even cheap chinese machines that size have at least 425oz nema23.
Steppers are too small.
The rails are prob really good tbf.

Look at other machines that size and see what they have.
I suspect 425oz > DM542/DM556 >48vdc.