Lyman Ammo Checker Single Caliber 8mm x 57 Mauser - 7833017

This Lyman Ammo Checker is a precision gauge machined from solid aluminum to verify quality and consistency of both reloaded and factory ammunition. It is cut to SAAMI minimum chamber tolerances, allowing you to simply drop a cartridge into the gauge to confirm it will chamber properly in your firearm. Designed specifically for 8mm x 57 Mauser caliber with a .323" diameter specification.