Knowledge of procedures for the measurement of length, depth, angles , etc. Knowledge of how to repair and fix the temporarily attached body parts like doors, bumper, etc. Familiarity with various cleaning agents/sprays like de-waxing, detergents, etc. Carrying out repair work on the body/frame of the vehicle. Removing major/minor dents from the body. Repairing the vehicle body and chassis component. Carrying out repairs for metal corrosion on the structural panel.