MacDrive is able to access and read Mac hard drives. If you are trying to access an external hard drive that is formatted by Mac, you will not be able to do that. You need a solution such as Mac Drive that can recognize, read and make file transfers between Windows and a disk formatted with Mac OS.
It supports to view different types of devices such as DVD, CD, hard disk, USB. Is compatible with all major Mac hard disk formats (HFS+, HFS, and HFSX) and partitions (GPT, APM and MBR).