O que é afinal um Cannelure? (Defiant Munitions)
This video from Defiant Munitions explains the concept of 'cannelure' in firearms ammunition. Cannelures are grooves or indentations found on bullets or cartridge cases, serving various purposes such as aiding in case neck tension for proper bullet seating, preventing bullet setback during recoil in tubular magazines, and acting as a crimping point for some ammunition types. The explanation aims to demystify this often-overlooked feature for firearm enthusiasts.












