Use MailsDaddy OST to PST converter ans easily access your corrupted and orphaned OST data into PST formats. This is 100% secure and reliable solution for migrating OST to PST. The tool has been already tested in huge OST file, so there is no file size limitation in it as well as you can also split your OST data into PST format.
The tool have embedded many features like preview, bulk export, splitting, save OST into several formats and many more....

you may visit this link to find the tool: Convert OST to PST format by using MailsDaddy OST to PST converter