https://forums.autodesk.com/t5/hsm-post-processor-forum/tormach-s-latest-path-pilot-post-still-no-support-of-tapping/m-p/6092270#M26008 Hi stevos758,<BR /><BR />The 4th axis is not enable by default.&nbsp; Please let us know how your 4th axis is setup so that we can configure the 4th axis correctly in the post for your application.&nbsp; For example: 4th axis is A axix , table, rotates about X, positive clockwise, with rotary range -360 to +360<BR /><BR /> Wed, 16 Sep 2015 17:18:02 GMT hai.cao 2015-09-16T17:18:02Z