RCBS 7mm Remington Mag Precision Micrometer

7mm Remington Mag Precision Micrometer by RCBS RELOADING PRODUCTSA few twists of the Precision Mic™ and you’ll know your chamber headspace and bullet seating depth to 0.001 of an inch. The Precision Mic measures from the datum point on the case shoulder to the base and giving you spot-on SAAMI tolerance readings. An indispensable tool for safe and accurate loads that extend the life of your rifle brass.

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