The PDR process uses specialized tools to gently massage dents out without damaging the paint

https://www.scribd.com/document/869085628/The-Cost-Effective-and-Eco-Friendly-Way-to-Fix-Dents-Paintless-Auto-Dent-Repair-Explained-204866

The PDR process uses specialized tools to gently massage dents out without damaging the paint, which conserves valuable materials and reduces the need for extensive repairs.