High quality Koh-i-Noor pencils have been made in the Czech Republic since 1790 and are regarded as the benchmark for pencil manufacture.
These harder grades of professional Graphite are great for design work.
- Tin of 12
- Grades: 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H
