Using Dual Action Grinder To Clean Up Rust
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Realistically, it would be best to complete the entire roof as one panel. However, to showcase the job in an easy-to-understand manner, John McGann planned out a small section instead. He started out with a dual-action (DA) sander with 40-grit sandpaper and slowly worked in small circular patterns to remove the first layer of paint, all the while being careful not to flatten the natural body. View Related Article
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