The .40 S&W (AKA: .40 Auto, .40 Short, 10x22mm ) is a Center Fire cartridge with a Bullet Diameter of 0.4 in” (10.16mm) that is primarily used in Pistols. The .40 S&W originated in The United States in 1990. The .40 S&W also has a case length of 0.85 in” (21.59mm) and an overall length of 1.135 in” (28.83mm).
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