The proper annealing of cartridge case necks — never the body or head — extends case life and increases accuracy. Here are some good ways to do it.
How Induction Annealing Works, Under The Microscope
Annealing brass for reloaders –
Proper Case Neck Annealing Extends Case Life and Increases A - RifleShooter
Proper Case Neck Annealing Extends Case Life and Increases A - RifleShooter
Annealing Case Necks
Ammo Reloading 101: Techniques & Tips - RifleShooter
Shooter's How-To's: Tips & Skills Page 3 - RifleShooter
Cartridge Case Annealing - MassReloading
Cartridge Case Annealing - MassReloading
How Induction Annealing Works, Under The Microscope