Woodfree graphite pencils by Caran d'Ache. High-quality graphite makes these pencils less prone to breakage. Graphite pencils can be sharpened with a sharpener. Available in 3 softnesses: HB, 3B, 6B.
Grafwood series pencils designed for professional artists are made of 100% natural graphite and chalk. They are characterized by a wide range of shades of black.