With its pros: Looks confident, in the case has not yet been used. Everything sits tightly in place for now. With its cons: Both spark plug heads in the set I just bought are rusty on the inside. It looks like water got under the rubber bands and stayed there to do its dirty work. Not a crime, of course, and does not affect the work (they write that the candle heads are still not very good), but unpleasant
I wanted to share some pictures to give readers a better sense of what to expect.