This awesome outlook ost to pst converter tool smoothly converts outlook ost to Outlook PST. The outlook ost file conversion tool has been best feature to transfer file/folder from damaged ost to pst file. By using its tool you can restore outlook ost file emails items like calendar, address book, text, notes, meeting, task, and Outbox to Outlook PST file.it is the quickly split large size of pst file in small parts.