Portable Press aka Hammer.
Aluminum or brass punches or drifts.
Magnetic flashlight or a flashlight with some sort of hook to hang it under vehicle.
1/2" Breaker bar, with a length of pipe for a cheater.
Safety Glasses are a must, nothing like wrenching under a rig and have all the dirt/mud/crud fall into your eyes.
Emery cloth/Crocus cloth, or Scotchbrite pads, to clean up burrs on machined peices.