This is the original screen used 'Personal grooming appliance' shiv used by Vin Diesel in Pitch Black. It is made of solid metal and is matched perfectly to the hero version seen on screen. This shiv was used throughout a great deal of scenes in the film including the climax when Riddick is forced to kill one of the aliens. Aswell as the popular scene where Riddick is seen shaving his head and is confronted by Johns regarding the shiv.
