WD-40 is mostly for a lubricant not a penetrant.
WD stands for "water displacement" (test #40) and was invented by/for the space program of some sorts.
Got to remember the bee's wax think. I could have saved a lot of quarters that went into the swear jug.


1937 Chevy Pickup
In the Gallery
1952 Chevy Panel
In the Gallery
More photos
1950 Chevy Coupe
Pictures!

I'd rather walk and carry a Chevy hub cap than ride in a Ferd.
I can explain it to you, but I can't understand it for you smile