You can use this OST Emails Recovery Tool which perfectly repair corrupted OST file and Convert OST file to PST Outlook file with email properites (to, bcc, cc , time, subjects and from), embedded images, zip attachments. Using OST recovery tool you can recover selective mailboxes of OST file and perfectly restore OST to PST, EML, MSG, HTML, MHTML, RTF etc. You can filter the emails by dates and export them into PST with attachments.