What weapons were used by the Terminator throughout the movie?
An AMT 1911 .45 Long Slide with Laser Pointer (pretty much everywhere) ; an S&W classic type 2.5-inch barrel revolver, caliber .357Mag (during the tunnel chase); an Uzi .9mm Submachine Gun (in the Tech Noir nightclub and the Tiki motel) ; an SPAS-12 Automatic Shotgun (during the police station shootout); an AR-18 Assault Rifle (during the police station shootout and the tunnel chase).