We purchased our RV a month or so ago and decided to camp in the back yard to get familiar with all of the systems. We have a black tank flush valve on the back of the RV. The issue is it’s behind the spare tire. When I went to remove the two locking nuts holding the spare tire the bolts just spun in place. I wound up having to dremel slots in the ends of the studs to hold them from spinning so I could remove the nuts. There is a lose metal 6”x6” steel plate on the bolts that the rim se...