Thread: cob medium question
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Old 05-18-2018, 06:50 AM
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Originally Posted by Old&Retired View Post
Personally, I clear all the clogged primer holes before priming. That said you may find this link an interesting read.
Box Of Truth actually did an accuracy check with both clear and clogged primer holes w/ a .223. Very interesting results.
Educational Zone #152 - Does Polishing Media in Flash Holes Affect Accuracy? - The Box O' Truth
That's weird. I would have thought a clogged flash hole would have caused inconsistent ignition of the powder, but based on group sizes... it has the opposite effect? I wish he had also made a chronograph comparison between the two.
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