Description
This Standard Bullet Seating Micrometer is a direct replacement for the original seater Plugs with ½” x 20 threads. Easily swapped form one die to another.
Fits:
| 22 BR Rem. |
| 22 Nosler |
| 220 Swift |
| 222 Rem. Mag. |
| 22-250 Rem. |
| 22-250 Rem. Imp. 40° |
| 223 Rem. |
| 223 Rem. Imp. 40° |
| 225 Win. |



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