三菱铅笔自动铅笔库尔多加高级0.5mm石灰绿色M55591P.5 4902778220894（10组）

通过以2倍的速度旋转笔芯的结构，无论粗细都能一直保持不变，持续书写漂亮的文字
精巧加工的零件，可抑制库鲁特特有的笔尖振动，书写手感稳定
·搭载防断笔芯机构，笔芯不易折断，可集中精神

芯直径：0.5mm■夹扣敲盖使用金属零件，提高耐久性





Neither the deepness nor the thickness changes all the time and a beautiful letter is continued writing by the mechanism that a核心turns with the double speed
Because the vibration of the pen point peculiar to库尔图加is controlled with machined parts precisely, a feeling of writing is stable
Because I break a core and carry a prevention system 一个核心是很难被破坏，可以连接它

核心diameter: The durability is improved using metal parts by 0.5mm clip knock cover