Types of pencils
HB vs B Pencil Lead
 The main difference between the HB and B pencil is that the HB pencil is a medium range lead, whereas B pencil has a softer lead. |
HB vs 2B Pencil
 The main difference between the HB and 2B pencil is that the HB pencil is a medium range lead, whereas 2B pencil has a softer lead. |
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