EGW’s Chamber Checkers are machined from solid 6061 T6 aircraft-grade aluminum. The 4-caliber chamber checker allows you to check 9mm, .40 S&W, .45 and .38 calibers with one checker. EGW uses the actual Clymer reamers that are used to chamber barrels. The Chamber Checkers are anodized matte black for durability.
Evolution Gun Works
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