Fastenal is one of the places you'll probably see tradesmen buying tools and hardware. They certainly sell stuff that's several notches above what you can get a

Fastenal is one of the places you'll probably see tradesmen buying tools and hardware. They certainly sell stuff that's several notches above what you can get at a big box store (both tools and hardware), and it's geared to be more friendly to those that know what they're doing.