Yet another good Aussie crowd. And they must be robust machines, as eucalypt stumps are harder than hard! Like 850-1000kg/m3...
https://www.emggroup.com.au/
I've seen plenty of small stump grinders, but this stuff is truly impressive. No idea of new cost, but check out the used page. 6 yr old 1000 hours for $48k!! Cheers
Jim