http://www.zwsoft.com/forum/viewthread.php?tid=965 The project add 5-axis helical milling by enhancing the current 3-axis helical milling to 5-axis. To have 5-axis helical, a new tab of "Axis and Path Link" is added, which is consistent with all of the hole making operations. <img src="http://zw3d.zwcad.org/ftproot/vxfiles/Private/forumfiles/5X_helical_cut.png"> tony 2011-12-26 00:59:47 http://www.zwsoft.com/forum/viewthread.php?tid=965&pid=5349 Fixed. Thank you! Jon Banquer San Diego, CA JonBanquer 2011-12-26 01:46:17 http://www.zwsoft.com/forum/viewthread.php?tid=965&pid=5342 Link to picture is broken. Please check it. Jon Banquer San Diego, CA JonBanquer 2011-12-26 01:10:09