A site dedicated to CNC of Mini lathes - the 7x10, 7x12, 7x14, and 7x16

Conversion Tips

Posted by  7xCNC  Nov 10, 2012

5Bears (a great site on CNC machine building - sadly the original site is gone, but browseable on the internet archive) has a good technique for turning down screws. It involves making a tight fitting collar to allow the screw to be accurately indicated mounted in a four jaw chuck. This is to ensure concentricity.