25 creed/cal load dev and killing thread

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Sep 28, 2018
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VA
I'm finally gonna start breaking in my barrel. I'll be using some hornady 134 Eldm. I'll burn 200 of those and start on my 135 tmk. The attached photo is a 135g TMK next to hornady 134 eldm next to a 22 cal 77g smk and a 90g 6mm accubond .

The break in load is
Hornady 6.5creed brass necked down to 25 cal. Used a mandrel die to set neck tension at .0025
Cci LRP
40g rl-17
Hornady 134g ELDm seated to OAL listed in hornady's manual

The TMK will be
Alpha brass
Cci mag-SRP
H4350 probably 41.xx
OAL will be whatever my buddy set his OAL to because we have twin barrels
 

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