Translation of Schraubenschlüssel

We drove towards the university where he studied and from there we drove to the hospital where he worked. He told me that there were hospitals for locals and for foreigners with different medical equipment and staff.
Right after desert it started to rain and it poured so that the entire camp got flooded. A few minutes later the electricity disappeared because of the water and we were sitting in the dark.
Not worth mentioning. The next day we spent the entire day in the mall buying unuseful things, cheap Jeans of poor quality and again gifts for our friends. I remember buying swimming pants in the sports store.