【High-Quality Lead】 Pentel Ain HB 0.5mm uses high-quality polymer material, providing a smooth writing experience. 【Versatile】 This mechanical pencil lead is suitable for a wide range of uses, from everyday writing to precision work. 【Economical Package】 With 40 leads per pack, it can be used for a long time, offering excellent cost performance. - Brand: Pentel - Model: Ain - Lead Diameter: 0.5mm - Hardness: HB - Quantity: 40 leads - Material: Polymer - Package Size: 60mm Thank you for viewing.