KOH-I-NOOR Artist canvas for drawing. Koh-I-Noor artist leads for drawing pencils are considered to be of the highest quality. KOH-I-NOOR HARDTMUTH a.s. is one of the world's leading manufacturers and distributors of first-class stationery for artists, schools and offices. The company is a member of KOH-I-NOOR Holding a.s. Group. The company was founded 4,546.6 cm Vienna by Josef Hardtmuth, but the production of graphite leads was moved to Budejovice in 1848. Over time, the KOH-I-NOOR pencils have succeeded in a number of world exhibitions. The products have been awarded in many world exhibitions to name a few, 4.711.7 cm New York, 1856, 1900 and 4.889.5 cm Paris, 4.729.5 cm London, 4.780.3 cm Vienna and 4.838.7 cm Milan.