Quote Originally Posted by Clive S View Post
To do rigid tapping you will need a quadrature encoder on the servo and some thing like Linuxcnc to control it.

Here is a link in Portugal where you can buy the Mesa cards 6i25 with 7i77 bob will do it.

Are you think of having the spindle and servo on the same gantry?
Yes, spindle and servo on same gantry.. Ok, I have a lot of questions but i will study quadrature encoder and servo first, and do stupid questions later.. Thank you for the help.

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