Glad to help but based on your sig - I would've thought the problem was your bones a rattlin'
Finding the tool you need can be challenging - it's a triple square (M8 IIRC).
Your std Napa/Pep Boys probably won't have but a MAC or Snap-On truck may. Apparently Lisle Tools also makes a set
Lisle Tool Link
Good luck and for others w/ an annoying ticking sound over shoulder, here's the original thread w/ a couple of possible sources and the solutions documented.
Ticking Noise Over Shoulder Thread