all purpose dries hard and has adhesive. but to smooth plus 3 is okay. the surface needs to be fairly smooth might have to belt sand 120-150 grit then get all the debris off. i would coat with paint primer first.
all purpose dries hard and has adhesive. but to smooth plus 3 is okay. the surface needs to be fairly smooth might have to belt sand 120-150 grit then get all the debris off. i would coat with paint primer first.
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