Rotring Drafting Eraser Rapid B B20

,Pencil Eraser B20 Rapid For erasing polymer/graphite pencil lines from all drawing media. The elastic white plastic eraser contains no abrasives, so it will not affect ink lines. It works by rolling up graphite and dirt particles in eraser dust. The erased surface stays clean, with no smears or marks. The dust brushes easily off the media surface.,Rotring B20 Rapid eraser White 1 pc(s).