Graphite Pencil Degrees of Hardness Explained – Faber-Castell USA
Graphite Pencil Degrees of Hardness Explained – Faber-Castell USA
Your graphite pencil lead guide. Our high-quality graphite pencils consist of a mixture of graphite and clay and are currently available in 16 degrees of hardness. The degree of graphite hardness is determined by the mix ratio of the graphite and clay. There is graphite pencil for every artist!
Graphite Pencil Degrees of Hardness Explained – Faber-Castell USA
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