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Unread 04-06-2019, 04:30 PM   #15
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Dean Romig
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Quote:
Originally Posted by Charles Shelton View Post
Will a RCBS thumb operated case measurement tool with dial readout to .001 inch do for measuring ID at the muzzles?.

It won't tell you anything but the I.D. at the muzzle. It won't even give you the choke constriction because it won't measure the bore diameter which is your starting point for determining constriction in thousandths from the bore.





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