This will likely go cheap. No controller. Public Surplus: Auction #1270008
Also apparently no information to be found, or if there is any online the stupid search engines won't dig it out from under their desire to insist any input including the word Rockford *must* mean you are either seeking information about a city in Illinois or someone named Rockford or Rockford Fosgate speakers.
Looks like a fairly substantial benchtop mill. The seller wouldn't take any measurements so if you want to know what size it is you'll have to be able to look at it in person.