Box of 6 Cretacolor 6B graphite sticks Set of graphite sticks to work in large formats. Draw fine lines with a corner or use an edge to create broad, broad strokes. Thanks to its large surface, you can shade large areas while detailing the areas you want. Further increase its versatility by using water to provide another special touch. 6 bars are included. Hardness grade 6B. Brand: Cretacolor.