.22 caliber (6mm) blank-firing revolver or semi-auto-pistol

.22 caliber (6mm) rimfire ammunition

.223 centerfire (5.56 X 45mm) rifle ammunition

7.62 X 39mm (AK-47 Kalashnikov) ammunition

9 X 19mm parabellum pistol ammunition

.308 NATO (7.62 X 51mm rifle) ammunition

.50 caliber Browning Machine Gun (12.7 X 99mm) ammunition

20mm or 30mm cannon ammunition

12 gauge shotgun shotshell ammunition

hand grenade: "pineapple", "egg", or "baseball" type

sheath knife or diving knife; cutting edge ground flat