Professional quality graphite pencils designed for technical and fine art drawing. Featuring consistent grading, strong opacity, and clean erase ability. Pure and smooth lay down in a wide variety of grades. Lead sharpens to a perfect point for a scratch-less, glossy line in any weight. Soft set is ideal for sketching, rough layouts, and fine art drawing. Medium set is perfect for a variety of sketching and drawing techniques. Sets of 12 packaged in metal tins.