Pentel hi-polymer refill for mechanical pencils 1.3mm 8pcs

Hi-Polymer 1.3 mm graphite cartridges are a perfect combination of synthetic resin, graphite and carbon. They create exceptionally durable and at the same time flexible pencil refills. They do not contain harmful substances. The graphite is thick and strong enough to write on wood, but thin enough to make precise drawings. There are 8 pieces in the package. Graphite refills dedicated to the Pentel AM13 mechanical pencil.