Description
Forster introduces their Neck Tension Gage for 2022. The tool measures inside neck diameter. The steps on each caliber tool vary by 0.0005″ which gives you a “go-no-go” sizing on your case necks. This is a great tool to calculate the neck tension on the bullet in your case neck.


![[P55340] Starting Key (2-Pack)](https://www.greatdiyhardware.com/wp-content/uploads/2026/07/p55340-starting-key-2-pack.webp)

