What is the two-component filler used for surface repairs?

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Two-component glazing/polyester putty is used for fine surface repairs because it’s designed to smooth small imperfections and blend edges. It cures as a two-part system (base resin and hardener), giving a sandable, workable surface that can fill minor dents, pinholes, and scratches and feather into the surrounding paint. Properly prepared metal or previously painted surfaces allow it to adhere well and accept primer, making it ideal for finishing touches after the initial body work. In contrast, body filler is meant for larger bulk fills and shaping, fiberglass resin serves structural repair with fabric and isn’t used as a finishing surface filler, and patching compound isn’t the standard two-component finishing filler for automotive surfaces.