HB Triangular Sketch Vertex V-1123 Black Pencil, a high quality pencil for drawing, ideal for use in school and office, incredibly resistant. Easy to erase and cut with standard pencil sharpener, 2.2 mm lead. The triangular shape facilitates handling and limits fatigue and tightness of the fingers. Do not miss the joy of receiving and sharing your drawings, from the simple scribbling on paper to the realization of artistic drawings, you will experience a real pleasure in making your drawings using the Vertex pencil.