You can try this PST Splitter tool and easily break PST files by size, date, folder & Email ID. This software easily Split your large PST file without any issue. This Software provides safe process and also capable of splitting all MS outlook item such as emails, folders, contacts, calendars, journals, etc. You can also try this software free demo version and In free demo version user can easily see the preview of all emails items before the PST file splitting.