How to delete files from NTFS formatted external drive using OS X? [duplicate]
Just install NTFS-3g for OS X on your Mac and be done with it. It's a read/write NTFS driver for your Mac.
There is NTFS-3G for OS X, which is a Freeware driver that allows you to also write to NTFS-formatted volumes.
Caution: Use at your own risk.