Plunging in...

When I hear the word "plunger" I think of the tool used often in this house, a toilet or sink plunger, destined to be an often needed item with girls who clog the sink or tub with hair and who forget we don't have a garbage disposal when it comes to cleaning up their after meal adventures. So when I saw the term spring plungers, I thought it was some type of a extended plunging device with a spring. I was partly right, it does have a spring, and does a plunging action but it's designed for tool engineers...