Quote:
Originally Posted by MUSLCAH
Guide coat will only help you so much. It more or less helps with deep scratches and pin holes. But for the “ Perfection “ your trying to achieve...it is best to put a clean shop towel over your hand and feel the panel,every which way....and then block accordingly......until said panel “Feels “ straight with your hand....it’s a bodyman thing.
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I think it depends on the length of the block. I have them up to 36” long and they are very effective when used with guide coat imho….
Don