These graphite pencil leads, made from stone, provide a smooth writing experience and are characterized by less wear on the paper. With a hardness grade of HB, they are ideal for office supplies. The sturdy fine leads benefit from a honeycomb structure that enhances their durability. A practical filling and dosing aid makes usage easier, and the packaging can be opened simply by twisting the cap. Each can contains 15 leads, and there are a total of 12 cans in a sales unit.