Any time you hit sheet metal with steel hammer against a steel dolly it stretches.
Removing a sheet metal crease.
Using wood you eliminate one of those hard points so the metal can move without stretching.
That job involved pounding out the sheet metal with a hammer or using a sheet metal pull and then required body filler and paint to complete.
How to bend sheet metal without a brake in 4 different methods with minimal or homemade tools.
On a molecular level the increased heat causes the molecules of the sheet metal to become excited.
How to bend sheet metal without a brake.
Shrinking metal is a special technique and there are many ways to do it.
A crease dent is one that is shaped like an elongate oval with a deep recession in the middle of the oval.
Shrinking that crease back into the panel was a pile of work.
Traditional bodywork used to be the only way to fix body damage.
Pdr utilizes a variety of techniques to pop out dents and dings and has been around for decades.
Getting that much shrink was tough.
Sometimes there will be more than one dent and one will affect the ability to pound out the first holding the metal out of shape.
These dents often occur due to accidents and they are removed using specially designed tools that actually reshape the metal.
This is often called a paintless repair technique.
With practice a crease can be removed in the same way.
The best is to use heat a wood hammer and a dolly.
It may be more effective.
One involves using a blow dryer or a paint stripper which emits heat to warm the metal of the dent.