The quality and fine gradation of hardness levels have made this pencil the preferred tool for artists and draftsmen. The lead is fully bonded to the wooden casing, making it particularly break-resistant. The Castell 9000 is available in 16 different hardness grades and is ideal for all applications in both technical and artistic fields. This quality pencil features a built-in sharpener in the extender. The extra break-resistant lead is protected by a special bonding. The perfect graphite pencil with a cap is housed in a cushion. The protective cap serves to prevent tip breakage and acts as an extender. The handy plug mechanism and sturdy metal clip ensure easy handling. Additionally, it comes equipped with a high-quality eraser and is presented in gift packaging.