Forum: 300 Whisper Ammo and Reloading
04-12-2011, 12:27 AM
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Replies: 8
Views: 1,810
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Forum: 300 Whisper Ammo and Reloading
04-12-2011, 12:11 AM
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Replies: 8
Views: 1,810
The 8twist was stainless, I got it in Oct 10. ...
The 8twist was stainless, I got it in Oct 10. The 7twist I am shooting now, I got about a month ago is chromoly...all weights except the 220s make a round hole. Some of my 220 loads looked like the...
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Forum: 300 Whisper Ammo and Reloading
04-10-2011, 11:34 PM
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Replies: 8
Views: 1,810
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Forum: 300 Whisper Ammo and Reloading
04-10-2011, 10:51 PM
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Replies: 8
Views: 1,810
Maybe too simple.....
OK, I'll reword the question...is there some kind of mathematical equation to compensate for 10" barrel length vs 16" ?!? I have a Howa 1500 and have tried an 8 twist 16" and a 7 twist 16" .....both...
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Forum: 300 Whisper Ammo and Reloading
04-08-2011, 07:57 PM
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Replies: 8
Views: 1,810
Load data
Hello all !! This may be a simple question to some of you ; but , Sierrra's load sheets say they are for a 10 twist 10" Contender. I haven't set up a chrony...so... are these velocities listed the...
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