Quiz: Which type of sandpaper is most suitable for sanding metal s December 12, 2024 by Sander Johnson Which type of sandpaper is most suitable for sanding metal surfaces? Discover more about Sanders and Sanding at our home page. A) 120-grit sandpaper B) 80-grit sandpaper C) Aluminum Oxide sandpaper D) 220-grit sandpaper Submit Answer