Based on that request. You want it's what file format.If you are a solidworks file format, it has a large file size. We suggest that it should be a parasolid file format, which is a simple small file size for file delivery.
The requested file format you want, it is nothing if it is a file format solidworks with large files. We recommend that it should be parasolid file format which has smaller file size. For easy file transfer
If a file format SolidWorks it has a file size is very big, we suggest that it should be a file format. Parasolid which have small file size is easy for delivery of files.