This is 40 S&W Independence 165gr. FMJ Ammo. This ammo is manfactured by MagTech in Brazil. It is imported by ATK, the parent company of Federal and CCI. This ammo si brass cased, boxer primed and 100% non-corrosive. This is some great target ammo. This ammo is packed in 50rd. boxes, 1000rds. per case.