These pencils are made from the finest Hardtmuth Graphite. They feature high opacity and are clean erasing. With a wide range of hardnesses, these pencils allow artists to create dramatic effects in their illustrations, drawings and sketches.
Koh-I-Noor has been producing pencils since 1790. These high quality professional graphite pencils are selected for technical drawing. They range from HB to 10H. Tin case.