SolidWorks CAD drawings (.slddrw) can be exported to all kinds of other CAD formats, including IGES 3D exchange format (.iges, .igs). Except for the obvious choice here, SolidWorks itself, you can use any of the other solid choices for this conversion, including some dedicated 3D model conversion tools.
Convert SolidWorks CAD drawing to IGES 3D exchange format.
We have found 3 software records in our database eligible for .slddrw to .iges file format conversion.
Microsoft Windows software - convert slddrw to iges on Windows
Leading 2D and 3D CAD development software from Autodesk
Convert from slddrw file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned slddrw to iges. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A 2D and 3D CAD construction software
A CAD converter with huge format support