This faber castell 6b pitt graphite pure pencil is perfect for sketching graphic design and shading work the 6b is part of faber castells pitt graphic range providing all creative artists with an extensive range of pencils and crayons in different grades of hardness for a variety of work these pencils offer unparalleled possibilities for spontaneous expression creating different effects based on the pressure applied and grade of hardnessthis graphite pencil has a protective sleeve to keep