We see a lot of CNC Machines here on Hackaday but ... eBay auction price to be under $40. Just like the X Axis stock hardware, all of the Z Axis parts were also ditched in favor of another ...

That’s where the lead screw comes in — most lathes have a gear-driven lead screw that can be used to actuate the z ... axis ( the one which travels parallel to the axis of rotation). It’s no ...