Here are my go-to sockets that are always in my bag:
Snap On
Shallow 1/4 to 9/16"
Deep 1/4 to 7/16"
Universal 1/4,5/16,3/8"
Extensions 2",4",8"
Ratchets TF72 (sometimes T72 instead, but I've been loving the flex-head lately)
MAC mini flex ratchet MR4FC
It may seem minimal, but it's all that's...