FABER-CASTELL-Castell 9000 Art Set. The Castell 9000 pencils have superior leads made of finely ground graphite and clay. These pure graphite pencils are never scratchy and are excellent for writing, drawing, and sketching. This package contains three pencils (one 2B hardness, one 4B hardness, and one 6B hardness, one sharpener, and one dust-free eraser. Conforms to ASTM D 4236. Imported.