Seeing as you asked the same question two years ag im suprised you havent got one yet:eek:
https://www.diynot.com/diy/threads/what-is-a-wet-dry-vacuum-used-for.590810/
I bought a Milwaukee set, and am not too impressed. They don't seem to grip the screwfix gold pozi screws well.
I'll stick with the Bosch or Wera Impactor in future.