I have the heat gun, ' GOOD" the metric hex head sockets "REAL GOOD", and I used to have the orange o-ring picks "JUNK as you indicated.
Probably my best one is an old HFT 5 gallon pan cake compressor. I'd guess 15 or so years old. It won't die. I've used the heck out of it. It won't run any air tools. But it is great for tires and to blow the fecal matter off tons of anything I tear apart. Which is almost daily.