You are probably thinking of Damocles.
Student or Learner
What does "the tool of Damacles" mean?
"damacle" may be a typo for "damocle", maybe...
It's normally a sword, isn't it?
I read the Wikipedia article, and almost understand about "sword of Damocles", but still can't get the meaning of this phrase.
"The tool of..."appears on a novel.
In the story, two adult sisters are talking over their kid days.
Elder sister plays the old scene in which younger sister tried to hold a hammer over a snail, and she shouts "the tool of Damacles".
Any particular meaning in this phrase?