A Regular two-axis CNC lathe has X and Z axes. Bar stock is possibly fed or inserted to the Z-axis through the collet plus a tool cuts since the inventory rotates. This can be useful for spherical parts. Paul Clausing started out his machine-Instrument small business in Lillian and Keota https://www.antsmachine.com/what-are-the-application-ranges-of-universal-lathes.html