| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| difference in pencil lead hardness | 0.01 | 1 | 8067 | 73 | 34 |
| difference | 0.88 | 0.5 | 7650 | 21 | 10 |
| in | 0.7 | 0.6 | 3759 | 11 | 2 |
| pencil | 1.9 | 1 | 4514 | 37 | 6 |
| lead | 1.06 | 0.9 | 6833 | 4 | 4 |
| hardness | 0.38 | 0.2 | 1164 | 88 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| difference in pencil lead hardness | 0.48 | 0.1 | 6713 | 50 |
| pencil lead hardness chart | 0.54 | 0.8 | 5116 | 98 |
| pencil lead hardness ratings | 1.67 | 0.1 | 9541 | 37 |
| pencil lead hardness guide | 1.98 | 0.5 | 4972 | 97 |
| mechanical pencil lead hardness | 1.46 | 0.3 | 942 | 15 |
| pencil lead hardness chart and darkness | 1.66 | 0.7 | 2950 | 34 |
| mechanical pencil lead sizes and hardness | 1.86 | 0.6 | 3565 | 93 |
| lead pencil hardness grades | 0.04 | 0.6 | 2819 | 90 |
| mechanical pencil lead hardness chart | 0.88 | 0.7 | 112 | 23 |
| mechanical pencil lead hardness rating | 0.31 | 0.1 | 8396 | 43 |
| best pencil lead hardness for writing | 2 | 0.7 | 4073 | 1 |
| pencil lead hardness scale | 0.03 | 1 | 4040 | 100 |
| pencil test for lead hardness chart | 1.85 | 0.3 | 7447 | 39 |
| soft lead vs hard lead pencil | 0.19 | 0.8 | 227 | 54 |
| lead hardness scale for pencils | 1.1 | 1 | 7525 | 86 |
| hard lead pencils vs soft lead pencils | 1.48 | 0.3 | 3915 | 26 |
| lead hardness testing pencils | 1.79 | 0.5 | 2622 | 11 |
| pencil lead hardness chart uk | 1.31 | 0.7 | 3747 | 46 |
| pentel pencil lead hardness chart | 0.37 | 0.1 | 5749 | 3 |
| staedtler pencil lead hardness chart | 1.44 | 1 | 9933 | 50 |
| pencil lead bhn hardness chart | 1.26 | 0.3 | 8580 | 70 |
