This set of professional drawing pencils is made of graphite that can create both broad strokes and precise lines and is encased in lightweight and durable basswood. Its Hexagonal barrels can fit standard sharpeners and easy grip for precise control. These professional-grade pencils will not scratch the surface of the paper and are easily erased. Having a strong core makes a wonderful coverage and minimizes the number of broken points. Choosing the pencil that fits your artistic concept and expresses your vision freely. With this versatile set, you can easily be drawing from thick blending to finely detailed illustrations, to deep shading. Great for artists and amateurs of all ages who want to develop drawing skills or simply sketch out ideas.