To display the Extract Toolpath Curve dialog, click Export toolpath as curve on the Toolpaths tab of the Milling Feature Properties dialog.
The Extract Toolpath Curve dialog allows you to create a curve from a toolpath. If you want to create a single curve, enter the name for the curve and click OK. If you want to create arcs and lines, click the Convert geometry. If you want to output only a few segments of a toolpath, select a range of moves and select the Selected segments only option.