Pencil Lead

Our company mainly produces various types of pencil lead.
HB Pencil Lead type diameter :1.66-1 .69 mm ,1.85-1 .90 mm ,1.97-2 .03 mm ,2.00-2 .05 mm ,2.10-2 .15 mm ,2.07-2 .13 mm ,2.17-2 .23 mm ,3.95-4 .05 mm ,4.95-5 .05 mm. Carbon rod diameter of 7.00 + /-0.1mm;
Drawing Class: H-6H diameter of 1.80-1.90mm, B-2.40-2.45mm. 5B-6B diameter of 3.10-3.17mm;
Colorful Pencil Lead, pencil core is divided into: clay-type, resin type;
Bullet Pencil Lead according to customer requirements is divided into 1.66-1.69,1.97-2.03 length of the process.
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