Electrical tape and peel and stick aluminum tape.
Whenever you have a situation where your socket pops off or gets stuck?
Wrap it tight too the extension with electrical tape.
Reaching into a spot in the frame and the socket drops off and rolls down?
Tape the whole thing top to bottom.
Loose fit on a bolt or too sloppy or you need to hang a socket or wrench in place
Peel and stick aluminum tape.
Takes up the slack.
Using an 12 mm 6 point wrench stuffed upside down into a 21 mm impact socket while trying to pull the knock sensor out of a 2003 nissan sentra?
Put the wrench in the impact socket and pack the voids with tin foil.
Smash the tin foil in with a punch untill it holds the wrench in place.
Turns a ten hour job into a ten minute job
Some times ya just gotta make it up as you go.
Expensive tools are great to have.
They can make life easier.
But making something from the junk you have laying around and cobbling it together and having it work is very satisfying.
It may be wrong, it may be half assed, The experts may pee themselves,
But it works.