Pentel Pack Graph 1000 0.5 Black XPG1005-1N 4902506329509 (10 sets)

Core diameter: 0.5 10 x 8 x 145 mm 11g Complete mechanical pencil. Comes with a core hardness display window. Comes with a rubber grip. ◆Built-in lead: HB ◆Pack included ◆Replacement eraser: Z2-1N