| Type | Power | Accuracy | PP |
| Water | 90 | 85 | 10 |
| Target | Contact | TM/HM | |
| Any one target | Yes | -- | |
Crabhammer has an increased chance for inflicting Critical Hits.
Like all moves that have an increased chance for inflicting Critical Hits, Crabhammer is a 2 level increase on the scale for chances of causing a Critical Hit.
Crabhammer receives the flinching bonus when King's Rock is attached to the using pokémon.
Crabhammer is affected by Brightpowder when the opposing pokémon is equipped with it.