Customization of hi-polymer /graphite pencil lead
Hi-polymer black leads
Writing series: HB & 2B;
Drawing series: 9B to 9H;
Exam-use and carpenter leads: 1.8*0.9mm flat lead.
Diameters: Ø0.3mm, Ø0.5mm, Ø0.7mm, Ø0.9mm, Ø1.3mm, Ø2.0mm.
The National Standard For Pencil Lead Diameter
The National Standard For Pencil Lead Darkness
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Graphite Lead
Writing series: HB&2B
Drawing series: 9B to 9H
Exam-use and carpenter leads: 1.8*0.9mm flat lead
Diameters: Ø2.0mm, Ø2.2mm, Ø2.4mm, Ø3.0mm, Ø4.0mm, Ø5.6mm etc., customization available.
