Paintless Dent Repair (PDR) removes dents by gently reshaping metal from behind the panel

https://arthurcxzn985.valiantfield.com/posts/frame-straightening-described-by-santa-clara-region-crash-facility-pros

Paintless Dent Repair (PDR) removes dents by gently reshaping metal from behind the panel, keeping the factory paint intact and avoiding fillers, sanding, and repainting.