Replacement ink for graphite python in paper box. There are always 6 5.6mm wide stiffeners in the pack, you can choose from different hardnesses.
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Graphite rods 2mm Faber-Castell TK 9071 - various hardnesses | previous product | Graphite rods 5.6 mm - various hardnesses | next product | Graphite strands 5.6 mm - metallic |