Originally Posted by John Roberts
Everyone makes fun of and tells horror stories about WD-40, and how it “gums up” over time. I’ve used the stuff for 50 years on dozens of applications with zero problems. Go figure.
JR

Me too. I use it all the time. I have gallons of the stuff. Mainly use it for cleaning & polishing. It’s just not what I’m looking for in this application. The main ingredient of Wd being naphtha, it has always made a great cleaner for shotgun barrels.