Don't limit yourself to battery tools.
I take the big swap meet wagon loaded with a 12 volt battery and a 12 volt power inverter and 120V tools. I drill out the big rivets and stubborn bolts and then use the reciprocating saw and grinder as required.
1946 Chevy Half Ton ('56 235, '86 T5, '79 Camaro Z28 rear end, working on the '85 Jaguar XJ6 IFS)
1976 Margay Panther X, MC91B
