[asid61]

Originally Posted by wilderbuchanan

I'm assuming your ball screw is made out of hardened steel. If so getting it machined will be extremely hard and cost a ton. I recommend you look at the ball screw sold by mcmaster with one end milled. Otherwise you will have to go with the pin idea.

Depends on the ball screw. Some shops do "hard turning" or can cut hardened steel, but I agree you would be hard pressed to find one to do it fast.