Smith & Wesson "N" to the largest .44 Magnum type frame. In 2003, the even larger "X" frame was introduced for the .500 S&W Magnum. Most Smith & Wesson revolvers have been equipped with an internal locking mechanism since the acquisition by Saf-T-Hammer. The mechanism is relatively unobtrusive, is activated with a special key, and renders the firearm inoperable. While the lock can simply be left disengaged, most gun enthusiasts prefer "pre-lock" guns. In 1953 the U.S. Army was looking for a pistol to replace the Colt 1911A1. To obtain a bid from the U.S. Government, Smith & Wesson began working on a
Smith & Wesson Model 64 in 1993. Noted for its accuracy, dependability and manageable recoil, the Model 64 is still in use for security, inmate transportation (Corrections), target shooting, formal target competition and personal defense. Smith & Wesson Model 64 The Smith & Wesson Model 64 "Military and Police" revolver is the stainless steel version of its Model 10. The Model 64 is a six-shot double-action revolver with fixed sights chambered in .38 Special. It was the second all stainless steel revolver made by Smith & Wesson, the first being the Smith & Wesson Model 60. It was widely used by several U.S. police, sheriff