Castell 9000 Graphite Pencils are ideal for artistic work, quick sketches, drafts, and shading extended areas. The Castell 9000 is the top-quality graphite pencil for writing, drawing and sketching. These pencils have superior leads made of finely ground graphite and clay. The break-resistant leads are smooth, never scratchy and the pencils are guaranteed to sharpen easily.

Castell 9000 HB lead has a mild hardness and a midtone value of graphite.