Conte compressed charcoal has the added advantage over willow charcoal of working more like a graphite lead offering smoother laydown and finer detail in design work this charcoal is ideal for stump drawings shading and outlinesassorted grades 2 x 4b 4 x 3b 2 x 2b 2 x b and 2 x hb 95mm x 8mm l x diafix with our low odour spray fixative