Discover how to prepare and protect your metal surfaces using ExoRust primer. We demonstrate the importance of priming and sanding for a beautiful finish that you'll be proud of. Achieve a stunning sheen with our expert tips! #ExoRust #MetalProjects #DIYPrimer #RustProtection #PaintingTips #HomeImprovement #SandingTechniques #DIYProjects #MetalFinish #Craftsmanship