Winchester USA ammunition (40 S&W Ammo Winchester) was developed to provide excellent performance at an affordable price for the high-volume shooter. Featuring high-quality Winchester components, this ammunition delivers outstanding reliability. This ammunition is loaded with a full metal jacket flat nose bullet which is known for its positive functioning and exceptional accuracy. On impact, this bullet does not expand and is ideal for target shooting and plinking. This ammunition 40 S&W Ammo Winchester is new production, non-corrosive, in reloadable brass cases.