DERWENT 12 Graphic Soft (Sketching Set)Derwent Graphic is a range of high quality graphite pencils available in 20 versatile degrees from a very soft 9B to a 9H which is harder and lighter in tone. Soft pencils (9B H) are best suited to expressive sketches and portraiture, medium pencils (6B 4H) suit design and general drawing whilst hard pencils (b 9H) are ideal for detailed illustration. Full range includes: 9B, 8B, 7B, 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, 9H.