Conté's Graphite Lead Sticks are a superb choice for any artist looking for a smooth drawing lead that offers a smooth application and consistent deep tone in the softer grades. These solid graphite leads have the finest of coatings to prevent the staining fingers. Conté's Graphite Leads are perfect for drawing and sketching, outlining a drawing before painting, comic book work and many other applications. Available in different degrees of hardness ranging from HB to 6B. Length 170mm / Diameter 7.8mm. Download the information chart here (PDF)