The Many Different Ways You Can Use WD-40

Protecting Guitar Strings

Not only can you use WD-40 to clean your guitar strings, you can also use it to protect them from damage. But here’s the tip you should probably know before you get stuck into your guitar: spray onto a cloth and then hug the strings by putting your thumb on one side and your four fingers on the other. Then simply slide up and down.

Protecting Guitar Strings