Graphite Grading Scale Explained

There are two graphite grading scales used to measure the hardness of a pencil's graphite core. Learn more about the graphite grading scales.

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Product Profile: The Exotic Pencils of Caran d'Ache - Pencils.com

The Viarco XL Graphite Drawing Stick puts a portion of the pencil making process in your hands in the form of a large chunk of pencil graphite.

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