Quote Originally Posted by john swift View Post
you either need to have a motor inductance about 3.5mH to use the 60V supply or
stepper drivers that will work with a 90V power supply if you use the 8mH motors

John
Investigating further, their NEMA34 1100 oz-in motors have 3.5mH inductance.

https://www.ebay.co.uk/itm/Free-Ship...UAAOSwy6lbkJ1q

But does that combo have sufficient torque for a Bridgeport...?