Cron Job Files Download Server to Server

Hello, I'm having 2 Root Server with custom Windows 7 Installed We need to make a php script To Download Files from 1 root server to another Basically, We don't want to do it from Windows 7 to Windows 7 Downloading We need to get it done by Root Password from Backend Mode In E Drive, Their is a specific Folder where new files are being added on Daily Basis , we need to Download that folder to new server E Drive only where Windows 7 is installed and also we need a verifier , as we need to download the files only which are above 20 MB Bid only if you can do this