Large Visegrips, large Channelock pliers, large screwdriver suitable for prying if necessary, torque wrench and correct size hex sockets for TV & TT wheels, 1/2" drive & 1/4" drive socket sets, large rubber mallet, multi-bit screwdriver set with square drive, Torx bits etc, jewelers screwdriver set for remote battery replacement, good voltohmmeter, good crimper and an assortment of wire crimps, battery powered drill & bits, in addition to what you would normally carry in a small toolbox. Don't forget an assortment of fuses, batteries and replacement bulbs.