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by jimrb
Mon Sep 05, 2016 12:15 pm
Forum: Welding Forum General Shop Talk
Topic: Black stuff on square tubing
Replies: 30
Views: 19598

Re: Black stuff on square tubing

Is this stuff a Cosmoline type product? https://www.originalcosmoline.com/ They say regular solvents will clean Cosmoline. Google searches say that when that stuff starts to dry out it is a pain to clean. I see that stuff on brake rotors and clutch parts like flywheels and pressure plates. Lacquer t...