Norma Ammunition Self Defense NXD 40 S&W 180 gr 20 Per Box/ 10 Cs. 380 Auto NXD 85 gr is a great choice for those looking for a reliable and powerful round for personal protection. This round is designed to provide maximum stopping power and penetration while still being lightweight and easy to carry. The .380 Auto NXD 85 gr is a great choice for those looking for a reliable and powerful round for personal protection. Specifications for Norma Self Defense NXD 40 S&W 180 Grain Pistol Ammunition: Manufacturer: Norma Caliber: .40 S&W Number of Rounds: 20 Bullet Type: Monolithic Bullet Weight: 180 grain Cartridge Case Material: Brass Application: Self-Defense Included Accessories: None Primer Style: Centerfire Case Material: Brass Package Contents: Norma Self Defense NXD 40 S&W 180 Grain Pistol Ammunition What is Norma Self Defense NXD 40 S&W 180 Grain Pistol Ammunition good for? The manufacturer says that it is best for self-defense.Norma Ammunition 611440020 Self Defense NXD 40 S&W 180 Gr