Change scale of STL geometry by Meshmixer
https://knowledge.autodesk.com/search-result/caas/CloudHelp/cloudhelp/2019/ENU/MSHMXR/files/GUID-23DF16CC-64E0-4399-A271-867A3A146207-htm.html
https://knowledge.autodesk.com/search-result/caas/CloudHelp/cloudhelp/2019/ENU/MSHMXR/files/GUID-23DF16CC-64E0-4399-A271-867A3A146207-htm.html