This Staedtler Lumograph Blue Pencil 9B is perfect for professional use. Its high quality graphite leads are super-bonded, making them break-resistant and long-lasting. The pencil's distinct blue hue is easily erasable and blends seamlessly with watercolors, creating realistic and precise sketches. Its 9B grade ensures bold and dark lines, perfect for fine details and shading. With its precise point and smooth gliding action, this pencil is a favorite for illustrators, architects, and artists alike. Give your art a professional touch with the Staedtler Lumograph Blue Pencil 9B.