Once you cut the vine, paint/pour some roundup on the raw end of the base vine so it’s soaks into vine and thus into the root system and kills the plant. If you don’t there is a good chance of the root stock regrowing.
I’ve gotten rid a a bunch of poison ivy in my woods with this method and...
There are two auction companies in out of Charlotte NC that handle machine equipment. I would have them give you an estimate of what they think they could sell it for. One is CLT auctions. CLTauctions.com. The other is Asset Sales of Indian Trail NC.
CLT does a lot of smaller shops...