Koh-I-Noor Triograph Graphite Pencil, 6B Degree, Box of 6, Black (FA1830.6B) Extra thick, 10.5mm artist-grade lead provides extremely smooth graphite laydown Ergonomic, triangular shape fits hand well and provides comfort and ease of use Made from the finest Hardtmuth graphite; Black Constructed with strong cedar wood casings Easily sharpen with the larger hole of any two-hole sharpener; Box of 6 pencils