EGW Ammo Chamber Checker 40 S&W 7-hole
EGW’s Chamber Checkers are machined from solid 6061 T6 aircraft grade aluminum.
While some companies use boring bars to make chamber checkers, EGW uses the actual Clymer reamers that are used to chamber barrels.
Anodized matte black for durability.
Measures min case diameter.
Measures max overall length.
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