The only Snap-on tools I have, I picked up off the side of the road, except for a ratchet which my father somehow brought home from Vietnam --- his comment on the brand?
>It's pretty easy to get the about the same quality, but it's hard to pay more.
Just figure out their OEM and buy a Williams brand screwdriver for example.
That said, for a professional mechanic, there's a lot of value in buying a tool which one can get warrantied the next time the tool truck makes its rounds.