Use the sandpaper to remove any hanging items, then go ahead and take fiber cloth and cut out a piece just a little bit larger than the hole you want to fill. Mix the resin and hardener, dip the fiber fabric into the mixture then pull the cloth out. https://cost-for-auto-body-repair13568.fitnell.com/56484855/indicators-on-auto-collision-repair-and-refinishing-textbook-answers-you-should-know