hey man, we're a small shadow of our former selves.
Only a few DIYers are here compared to HW.. C'MON CHU WHAT IS TAKING SO LONG?!?! It's only money damnit. :P
I have no idea below 30#, it's too delicate and a pain to solder... I'd just throw up Google and parrot info I have no idea about... and you can do that yourself. For #26-30, it would depend on what you want and what you're doing... if you want 1000' of brand-name solid silver teflon coated, get out your checkbook (and your mortage book)