Pencil Lead 0.5mm

8801

o 材质: 主要由石墨和粘土制成。
o 用途: 作为0.5mm自动铅笔的替换笔芯，用于书写和绘图。
o  Material: Primarily made from graphite and clay.
o Use: Serves as a replacement lead for 0.5mm mechanical pencils, used for writing and drawing.