Hardness Scale |
Pencil hardness |
Pencil mark types |
Pencil Uses
|
9B |
Extremely soft |
Very soft, very dark marks |
Artistic designs |
8B |
Extremely soft |
Extremely soft, very dark marks |
Artistic designs |
7B |
Extremely soft |
Extra soft, very dark marks |
Artistic designs |
6B |
Soft |
Very soft, very dark marks |
Artistic designs and drafts |
5B |
Soft |
Soft, dark marks |
Artistic designs and drafts |
4B |
Soft |
Soft, dark marks |
Artistic designs and drafts |
3B |
Soft |
Soft, dark marks |
Drawing |
2B |
Soft |
Moderately soft, medium-dark marks |
Drawing and writing |
B |
Soft |
Soft, medium-dark marks |
Drawing and writing |
HB |
Medium hard |
Medium, standard grade |
Drawing and writing |
F |
Medium hard |
Firm, medium marks |
Drawing and writing |
H |
Hard |
Hard, medium marks |
Graphic, technical drawing and writing |
2H |
Hard |
Moderately hard, medium-light marks |
Graphic, technical drawing and writing |
3H |
Hard |
Hard, medium-light marks |
Graphic, technical drawing and writing |
4H |
Hard |
Moderately hard, light marks |
Graphic, technical drawing and writing |
5H |
Hard |
Hard, light marks |
Graphic, technical drawing and writing |
6H |
Extremely hard |
Very hard, light marks |
Technical drawing, cartography and lithography |
7H |
Extremely hard |
Extra hard, light marks |
Technical drawing, cartography and lithography |
8H |
Extremely hard |
Extremely hard, light marks |
Technical drawing, cartography and lithography |
9H |
Extremely hard |
Extremely hard, light marks |
Technical drawing, cartography and lithography |