Koh-I-Noor Progresso Woodless Graphite Set (4pc) features four solid, lacquer-coated graphite pencils in essential HB, 2B, 4B, and 6B grades. By eliminating the traditional wooden casing, this professional set provides five times more usable pigment for broad shading and expressive sketching. The high-density cores glide effortlessly across paper surfaces, delivering rich, smudgeable tones without requiring heavy hand pressure.