Hello, I have a mid 80's Mazak manual lathe that I'd like to CNC. Rough measurements tells me that itbis 14X40. My only question is what would be better for this machine, steppers? If so what size? Or servos? If so what size?

Here is a picture of the exact machine, just not my exact machine.

http://www.industrialsurplus.com/photos/061-270_1.jpg


Thanks, Scott