Automotive hail repair tricks? Paintless dent repair (PDR) is the process of removing dents from the body of an automobile. The most practical uses of PDR are for hail damage, door dings, minor creases, large dents and bodyline damage. An experienced PDR technician will use precise tapping with specialized tools to “massage out” dents from the inside of a car’s body. Success rates depend on the professional’s experience, the location of the dent, size of the dent, extent to which the metal has been stretched, and flexibility of the manufacturer’s paint job. This being said, PDR is a much faster …