Artists and draftsmen can use a variety of pencil leads in different hardnesses (e.g. H1, H2) and colors.
H=hard and B=black pencils are graded on how hard (therefore lighter line) or soft (therefore blacker line) they are an HB pencil is mid range between the 8H and the 8B.
No on a pencil stands for Number. It is a measure of hardness, similar to the HB scale.
The # is reference to the hardness of lead A number 2 pencil is averagely hard aka HB
correct
The number two in reference to a pencil denotes the relative hardness of the graphite or "lead" that is in the pencil, HB being softer and three being harder, etc.
Many pencils across the world and almost all in Europe are graded on the European system using a continuüm from "H" (for hardness) to "B" (for blackness), as well as "F" (for fine point). The standard writing pencil is graded HB.
An HB pencil is just a No. 2 Pencil HB stands for Hard Black
HB
I don't quite understand what you mean by HB-2 pencil but if you mean HB pencil / #2 Pencil it is not the softest pencil. Pencils scale from 9H to 9B, (HB in the middle) and 9B would the softest and darkest pencil there.
Hard Black pencil.
HB stands for "hard black" and is a designation used to indicate the hardness and darkness of the graphite core in a pencil. The HB pencil is commonly used for general writing and drawing purposes.
HB 2 pencil has a slightly softer lead than a regular HB pencil, which gives it darker markings. The "2" in HB 2 stands for the American grading system, while the regular HB is based on the European grading system. Both are commonly used for general writing and drawing.
HB
I don't quite understand what you mean by HB-2 pencil but if you mean HB pencil / #2 Pencil it is not the softest pencil. Pencils scale from 9H to 9B, (HB in the middle) and 9B would the softest and darkest pencil there.
The easiest pencil to erase on the market is a mechanical pencil with HB lead.
No on a pencil stands for Number. It is a measure of hardness, similar to the HB scale.
hard black
Either hemoglobin or halfback.