Graphite pencil KOH-I-NOOR 1900

Graphite pencil KOH-I-NOOR 1900 The hexagonal graphite pencils in wooden envelope, in black design. The graphite lead is manufactured in 20 different hardness classes according to applicable use. The classes are exactly observed. The pencils are intended for technicians, graphic designers, and artists as well. Grades: 8B, 7B, 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, 9H, 10H