7 mm rem mag ,reloading data. Opinions?

I'm shooting the 162 eldx with IMR 7977 in my 280 rem at 2920fps from my 9 twist benchmark 24" barrel. Stupid accurate. I've used that powder in 270 wby, 7mm RM and 300 wby and always gotten excellent speed and accuracy. The copper fouling eliminator they put in there also seems to work as cleaning is a breeze. Maybe give it a try?
 
I had another go at it today.
65 g H1000 ,162 ELD
Averaging around 1 /2 MOA
2770 fps

I did get one group that was kinda odd.
First shot was about two inchs above the bulls eye, next four were in the bulls eyes at about 3/4 MOA.
I fired 3 warmup shots,before this group.
I'm done with this combo:)

I'll move on to some lighter bullets and a diff powder.
 
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For hunting I am concerned with the first shot from a cold, dirty barrel. My rifle needs 3 fouling shots to settle down, then I let the barrel cool of for 10 min between shots.
I've had good accuracy with Barnes TSX and TTSX 150 grn in my 7mm R.E.M. Mag. IMR 4831 or H100 work well for me. Work up loads as usual. These bullets need special data, as they are harder than jacketed bullets.
Terminal performance is DRT. Many 1 shot kills on WT deer from 50-300 yds.
 
The 3 pills I'm playing with now are 150gr ABLR, 162gr ELD-M, and Barnes Burner 171gr in a Rem 700 long range.
Nothing too ground breaking, but none of these shot well seated long. IMR4831 for the 2 lighter weights (was down to single digit ES with the 162's) and H4831 for the 171's. The 150's and 171's seem to be the best so far, the ELDM doesn't give me consistent groups...one tight, one crap, one meh, even though velocity was identical shot to shot basically.
I did try something fun last time out....all those left over shoot-n-see repair dots I never use, they are about 3/4" across so I stuck a bunch up randomly at 100/200.
Figured if I could hit each one, single shot on each from a cold bore, the gun,ammo, and scope was working.
 
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