In the Ranger:
I have a tool bag, In it goes a tool roll and a 3/8 socket set
Roll has the basics; screw drivers, rachet wrenches, pliers, etc. Quart of oil, all tucked into the passenger side jump door. Factory Jack and spare.
In the Jeep:
I have two clear plastic 9 liter "
Really Useful Box". In it goes 3 Plano latch boxes,(think fishing tackle) for 1/4, 3/8 and 1/2 socket sets. 4th box has screw drivers, electrical, DC soldering iron, fuses, bulbs, splices etc. Pliers, side cutters wrench's etc go in a tool wrap.
Big ball peen hammer, chisel, drift, center punch, inspection mirror, magnetic retriever and a bunch of tie wraps, gloves. A folded 6 ft tarp sits over the top.
Second box contains oil, atf, brake fluid, superglue, jb weld, spare fuel filter, serpentine belt, gorilla tape, hand cleaner and other bits and pieces.
Both boxes strap to the floor in the back of the Jeep.
Entrenching tool, Hi-Lift jack, 3 foot 1/2" breaker bar and socket for the wheel nuts all stay in the vehicle. Recovery bag, with straps, chains, assorted clevis's, and ****** block, gets thrown in if I think I might need it. Long handled round nose shovel gets strapped to the roof rack if needed.