REDDING MICROMETER SEAT PLUG STANDARD 21 New Arrival

A new Bullet Seating Micrometer has now been created by Redding for use with all seating dies using 1/2-20 threads. These new Bullet Seating Micrometers are a direct replacement for the original seat plugs and can easily be changed from one die to another. Fits: · 375 H &H Mag · 35 Remington · 35 Whelen · 358 Winchester/356 Winchester · 416 Ruger · 348 Winchester · 35 Winchester · 358 Norma Mag · 9mm x 57 mauser · 370 Sako Magnum · 375 H and H Improved 40 · 375 Weatherby Mag · 378 Weatherby Mag