A REAL COMFORTABLE WRITING PEN. WE ALSO LISTED THE MATCHING PENCIL IN. The item "Rotring 600 Black Ballpoint Pen Hexagonal Pen Knurled Grip New In Box" is in sale since Wednesday, December 21, 2016. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Ballpoint Pens\Rotring".The seller is "montgomerystationery" and is located in New York, New York. This item can be shipped worldwide.