FileApp Pro can move, copy, compress or email files regardless of their type as email attachments.
From any view, apply a long press on any file to open the Quick action menu below, tap to select the desired action and follow the prompts.
Check out this extended guide on how to move, copy or compress multiple files at the same time.
See how to send multiple email attachments in FileApp Pro
NOTE: Mail servers generally limit the size of emails, generally 10 to 20 Mo, if the sending fails enquire with your mail server administrator.