If you click on the 3D icon on the 3D toolbar you can then edit the line and clicking this again will reextrude this
Type: Posts; User: zaphodeist; Keyword(s):
If you click on the 3D icon on the 3D toolbar you can then edit the line and clicking this again will reextrude this
Mould Tool [shift + F6], though to use it on an extrusion you have to first 'convert to editable shapes' [shift+ctrl+S] :)