I've been looking around for an excellent precision screwdriver set. The best overall I have found is the Wiha 26390. They do .7mm, .9mm, 1.3mm, 1.5mm, 2.0mm, and 3.0mm for slotted. I can't find many sets under 1.5mm for slotted.
I cannot find any SO precision sets. Hazet lists a few sets with...