Forum: 300 Whisper Ammo and Reloading
10-13-2009, 06:34 AM
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Replies: 24
Views: 12,845
Reamer arrived!
At LAST, the .300-221 Rimmed reamer has arrived :grin:
Sent PTG three formed .300-221R cases to take measurements from using their optical comparitor, also measured the neck thickness of 20 357...
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Forum: 300 Whisper Ammo and Reloading
06-06-2009, 02:36 AM
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Replies: 24
Views: 12,845
300/221R Dummy Cartridges
Spent a bit of time today making up some dummies to check freebore requirements etc and just thought I'd share them with the group:
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Forum: 300 Whisper Ammo and Reloading
06-01-2009, 06:12 AM
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Replies: 24
Views: 12,845
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Forum: 300 Whisper Ammo and Reloading
05-31-2009, 02:44 AM
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Replies: 24
Views: 12,845
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Forum: 300 Whisper Ammo and Reloading
05-30-2009, 03:19 AM
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Replies: 24
Views: 12,845
Rimmed Whisper project update...
Finally got hold of some Remington .357 Max brass, and had a bit of fun trying out different case forming methods!
Tip No 1
You MUST trim to rough length and then anneal the brass before trying...
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Forum: 300 Whisper Ammo and Reloading
05-12-2009, 06:37 AM
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Replies: 24
Views: 12,845
.300/221 Rimmed?
Been lurking for a while trying to pick up as much info as I can without asking a silly question... but can't seem to find out so here goes :confused:
I'm trying to work out reamer specs to make a...
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