Features 1. **Powerful Rust Dissolver**: Car Metal Rust Remover features a potent formula with citric acid and hydroxyethylenediphosphonic acid, effectively breaking down rust on metal surfaces for a clean finish. 2. **Easy Application**: Simply spray the solution on the rusty area, let it soak, wipe away the rust, rinse with water, and dry. It's that easy to restore ycar's metal surfaces! 3. **Smooth Surface Restoration**: Not only does it remove rust, but it also maintains the smoothness of the substrate, ensuring ymetal surfaces look as good as new. 4. **Convenient 100ml Size**: The compact 100ml bottle is perfect for on-the-go use, making it easy to keep ycar's metal parts rust-free wherever you are. 5. **Versatile Use**: Ideal for various metal surfaces in ycar, this rust remover is a must-have for car enthusiasts looking to maintain their vehicle's appearance and longevity. car metal rust remover is carefully formulated with citric acid and hydroxyethylenediphosphonic acid. Designed specifically for quickly dissolving metal rust and maintaining the smoothness of the substrate. The usage method is extremely convenient: Evenly spray on the rusty surface, let them soak, then wipe to decompose, rinse with clean water, and dry for future use. And it can quickly decompose the rust layer and restore the smoothness of the metal surface.