Full Metal Jacket (FMJ): Much like the name suggests, these types of loadings element projectiles that happen to be adorned with metal jacketing. This jacket is mostly made from copper and may address the tip and sides from the projectile. Parting lines, variable wall thickness and sonic welding insures which https://20mm-bullet-cost22109.hamachiwiki.com/1782576/rumored_buzz_on_545_ammo_for_sale