Originally Posted by jsthntn247
Since yall are discussing reamers and chambers, what causes a concentric ring in a chamber. One you can actually see on a piece of fired brass.
It is normally from not applying a constant pressure on the reamer or stopping and starting
which allows a chip or other debris to get between the reamer and the chamber wall marking
It is also caused by a dull cutting edge from nicking it. (You can find it by running your fingernail down the cutting edge)
If you drop or damage a reamer they can be re sharpened for about $35.00.
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