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Anatomic human hand dimensions.
| Bone | Thumb | Index | Middle | Ring | Little |
|---|---|---|---|---|---|
| Metacarpal Bone | 1.3567 | 2.049 | 1.906 | 1.719 | 1.578 |
| Proximal Phalange | 1.134 | 1.489 | 1.683 | 1.563 | 1.254 |
| Intermediate phalanges | 0.864 | 1 | 0.994 | 0.719 | |
| Distal Phalange | 0.74 | 0.757 | 0.798 | 0.778 | 0.698 |
