This is a Bonus cache for the Adventure Lab "Banksia - The Hidden Gem" https://adventurelab.page.link/Vthw
You need to complete the 5 locations to get the digits for the final coords.
S 27 AB.CDE E 152 FG.HIJ
Be careful when you attempt this cache after rain: it might be slippery. Once at GZ, Look up. Hopefully you brought your special tool. Happy caching.