Harbin Yubo Stationery Co., Ltd
[Manufacturer]
Harbin Harbin Yubo Stationery Co., Ltd. is a professional manufacturer of polymer pencil leads.
Grades: 6H, 5H, 4H, 3H, 2H, H, HB, B, 2B, 3B, 4B
Diameters:0.3, 0.5, 0.7, 0.9, 1.8, 2.0, 5.6, 8.0(mm)
Lenghth: 45, 60, 70, 75, 80, 90, 120(mm)