Koh-I-Noor 1830 Triograph Professional Graphite Pencils are premium artist quality pencils ideal for sketching, drawing, writing, arts, graphics, hatching, etc. Koh-I-Noor Hardtmuth was founded by Joseph Hardtmuth in 1790. Koh-I-Noor produced the first pencil leads by using a mixture of graphite and clay.

Koh-I-Noors high quality Triograph graphite pencils glide smoothly over the paper. These pencils have high opacity and are lightfast along with clean erasing qualities. Koh-I-Noor uses high-grade fireproof ceramic clay and graphite, encased in California Cedar to help prevent breakage, especially when sharpening. Koh-I-Noors artist pencils has been on the market since decades during which period it has won many awards around the world for its impressive quality.

Koh-I-Noor Triograph Artist Pencils come in 3 Grades 2B, 4B and 6B. The softness and darkness of the pencil is determined by the proportion of graphite to clay. Being the softer grades, Triograph pencils are best suited for sketching, illustrating and blending as they produce broad and dark strokes. The Triograph Pencil is specially designed with a triangular shaped body that fits right between your fingers, comfortably and helps you create masterpieces.

Koh-I-Noor Triograph Pencils have a 5.6 mm tick lead. The pencil itself is triangular in shape and is 10.4 mm thick. The 10.4 mm pencil thickness makes sure anybody can comfortably grip the pencil in their hands and if the kids in the house want to imitate the artistic father or mother they have no problem to wrap their fingers around these pencils as well. The pencils are pre-sharpened. Made by Koh-I-Noor in the Czech Republic (Europe), these pencils are similar to Staedtler Lumograph, Sanford Turquoise and Berol Turquoise Pencils.