This guy has an Omnimill. The one I had was sadly no where near as good condition. I don't believe Elliott ever sold the head as a separate item, the Omnimill was sold as a complete Vertical/Horizontal mill.
http://www.flickr.com/photos/7645494@N05/5282399607/
http://www.flickr.com/photos/7645494@N05/5282399607/
Arbalest, proud to be a member of MetalworkingFun since Sep 2012.