General Usage Mont Marte Woodless Graphite Pencils are made from superior quality graphite and are ideal for adding detail to illustrations, preliminary sketches or for fine line work. They can be used on an angle for broad strokes or with the sharpened point for fine details. These pencils are very comfortable to use with Lacquer coating for clean handling and a solid weighty feel. To sharpen, use a regular sharpener, sandpaper block or blade. Erase with a soft vinyl or rubber eraser. Features Superior quality graphite 6 grades of graphite HB, 2B, 4B, 6B, 8B & EE EE is 50% graphite and 50% charcoal Laquer coated Suitable for use with Mont Marte Sketch Books Mont Marte Visual Diaries Mont Marte Sketching Journals Mont Marte Tracing Pads Mont Marte Artist's Eraser Pack Mont Marte Compressed Graphite"