You are going to find out real quick what you don't have for what it is you want to do.
The game is don't buy sets and sets of stuff that You will never use.
Get a really good pair of Klein diagonal cutters (dykes) and needle nose Vise-Grips.
Don't skimp get the real ones.
Look
First get the Truck Second, drive the truck. Third, fix the truck.
Decide to do one job. Get what is needed for that job. Don't just buy a lot of stuff for someday.
It takes a while to maintain a vehicle and to learn how to do that.
Ready, OK, Ready?
Pull all the wheels off put her on jackstands and inspect repair all the brakes. Let me know if you find soldier B.
Write back next month how you did.
There used to be a manned motor pool contingent that fixed a vehicle like yours, Now it is just you. And you are only thinkin of a flat tire.
Write, the people here have solved problems you don't even know you could have.