DESCRIZIONE
An arrow gun for underwater fishing is disclosed, comprising a shaft (10) at the front end (10a) of which is mounted a tip (2) terminating in a pointed end (20), the profile of the tip (2) is formed by an outer wall sloping inwardly converging pointed end, which outer wall is comprised of a top face (2a) and an underside (2b), said bottom face (2b) having an inclined (20b) which extends along the sagittal plane (SP) of the boom (IF) and converging towards the pointed end (20), wherein, in the sagittal plane (SP), the tip (2) has an asymmetric profile as the incline (20b) has a slope which is further extended toward the rear end (10b) that the slope of the upper face (2a). (2) a tip penetration for such a boom is also disclosed.