Public service announcements. Please don’t use these.

I've always used a putty knife or razor blades. I noticed people using those wizzy Wheels in the shops where I was working, 1999 and I laughed because I knew all of that Scotch-Brite pad would be ending up in the engine. It cost our head Tech...lol..he had to change a cam after it went flat, lost his *** that week.

Razor blade.