OK, this won't be the first or most obvious thing to suggest, but I'd go for a
Sultans' middle.
To cut a long story short, I ended up with a Nailbomb/Sultans' HSS set in my alder strat & it balances pretty well, much better than I expected. The Sultans' have a really nice sparkly clean sound.
I even recorded a
clipIMO the Irish Tour has a lot of "sizzle" with a real "pop" to notes as you sound them. "Lush" isn't a word I'd use to describe it. No experience with Apaches or Milks. Slowhands are nice, much more rounded but less powerful than I imagined they would be...