Concealable firearms

single shot pistol

The Welrod is a British bolt-action, magazine-fed pistol with an integrated suppressor that was devised for covert operations during the Second World War by Major Hugh Reeves at the Inter-Services Research Bureau (later Station IX).

small handgun suitable for carrying in a coat, vest, and/or trousers pockets

The PP-90 is a Russian 9 mm folding submachine gun, developed by the KBP Instrument Design Bureau in Tula for use with special units of the Russian Ministry of Internal Affairs (MVD). It is designed for close quarters combat, particularly engagements that require the weapon to be deployed rapidly in unusual circumstances.

secret weapon

4-shot Derringer-type pistol

single shot pistol

The NRS-2 () is a Soviet gun hybrid.

type of Silent, derringer

firearm that resembles an ink pen

type of Submachine gun

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The S4M () was a Soviet special service pistol.