How to repair a very large tire

Tractor tires are inches thick, so it takes a lot to puncture one—and a lot to fix them, too. This video shows a repair job on a tire that's taller than the repairman, and involves the application of various Rubberhog wheels, grinders and buffers. A pound of rubber has to be scooped out just to get to the nail out! At which point the first chart must be consulted.