The Mauser M712 Schnellfeuer pistol was a German select-fire weapon manufactured between 1896 and 1937. It was used heavily during World War I
This weapon first appears in "Killing Utne" as the weapon Mannfred and Uta to murder Torvald Utne. It is seen again in a flashback in "The Double Deuce," Malory uses one to defend herself after giving birth to Sterling Archer. It is also seen in the hands of Le Chuffre in "Jeu Monégasque".