I've rarely come up empty-handed at Bauhaus. This store is a monster, rivaling the size and variety of any American big box hardware (although I don't think they have appliances).
They have everything from light bulbs and batteries to bathroom fixtures, building materials, ship hardware (so Hamburg), and a sizable nursery. They have a big department of power tools, along with those awesome heavy-duty German work clothes. And there's a private parking lot and a bakery (natürlich) on the ground floor.
Comparing them to OBI down the street, I think I prefer Bauhaus by a slight margin. read more