High Density Penetrator Ammunition, referred to commonly as Dalek Killer ammunition, because of the main purpose of its design, is a type of gunpowder based ammunition used in human firearms. The Dalek Killer ammunition was first produced, tested and put into use by the United States Air Force AIPHX program for the purposes of penetrating the armor of the Daleks and killing the creature within. Dalek Killer ammunition comes in several common calibers, making the ammunition available for a wide variety of common use American and NATO weaponry, including 9mm, 12 Gauge, 5.56mm, .50 BMG and .45 ACP.