Traditional and nontraditional impact weapons are described, and their offensive and defensive uses are outlined. Legal and moral aspects are considered as well as tactical aspects of police self-defense. The weapons considered are nightsticks or batons, short billies, saps, combination impact weapons, the yawara and riot sticks, sap gloves and palm saps, and the nunchaku. Nontraditional impact weapons considered are the sidearm, flashlight, handcuffs, and makeshift impact weapons. The nature and use techniques of police impact weapons are discussed along with the psychology of relying on impact weapons, the tactics to be employed before and during their use, and methods of training in the use of the weapons. Legal and moral factors, including civil liability, are reviewed. Parameters of lethal force are discussed. The final section provides practical information on the application and use of impact weapons. Suggestions are presented for methods of carrying the weapons in the vehicle, on the person, and in belt carriers. The proper time to draw the impact weapon is discussed as well as the parts of the body which can be struck to effectively stop an attacker. Techniques to use in the case of an attack by several unarmed opponents are also outlined. Aspects of footwork and uses and complications involved in using the sleeper hold are considered. The text offers instructions for home practice of impact weapon techniques. Photographs are included.