I managed to find the soundtrack in the folder of The Manhole in Steam, I just simply exported the files to MP3
I originally came to ask if anyone had it, but I figured I would share. First time doing this, so I hope it works.

The_Manhole_Masterpiece_Edition (http://www.mediafire.com/download/imeq9b4sa81iibr/The_Manhole_Masterpiece_Edition.zip)