- Sandpaper Pencil Sharpener: Specifically designed to sharpen charcoal, pencils, stumps, and tortillions, this essential tool also grinds solid pigments into fine powder, making it a must-have for sketching and drawing. - Multi-purpose Blending: The blending pens are perfect for artists looking to soften colors, create shadows, and achieve stunning blur effects in their artwork. Ideal for finishing touches, they allow for precise texturing and pattern definition, enhancing your overall paint application. - Premium Quality Materials: Our blending tools are made from high-quality compressed paper and durable materials. The rolled paper construction prevents bending, while being compact and easy to handle. Stumps and tortillions excel in blending and smoothing pastels, charcoal, and graphite. - 13-Piece Set Includes: 6 mixing stumps (sizes 1-6), 6 tortillions (#1-3), and 1 sandpaper pencil pointer, offering versatile options for various techniques and applications. Use Scenarios: 1. Use the sandpaper pencil sharpener to maintain the fine points of your charcoal pencils during an intricate portrait sketch. 2. Utilize the blending stumps to create seamless transitions between colors in your landscape painting, ensuring depth and dimension. 3. Implement tortillions to refine details in charcoal drawings, easily blending into soft edges for a professional finish.