You could take care of a bent car door frame using the hammer and chisel to spread it back again into form. Very first, use the ball-peen facet within your hammer (the curved top) to faucet versus 1 finish from the metallic strip that runs alongside all 4 sides https://rafaellttwg.ampedpages.com/The-Fact-About-Can-A-Bent-Car-Chassis-Be-Repaired-That-No-One-Is-Suggesting-44174851