BL533活动铅笔
铅芯规格：0.5/0.7mm
彩色笔杆，特有的细杆活动铅笔，书写流畅
BL533 mechanical pencil
colorful barrel,perfect for advancing leads in top mechanism.
Smooth witing lead does not smudge.
Available in 0.5mm and 0.7mm leads
