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Not tested the speed on the factory 7 08 federal, or my handloads on the 308 sst and 243 nosler 85 sp.
Factory spec on he fed 7 08 suggests around 2650 fps mv

1 degree. Impact almost dead centre.. Gong did swing, but no more than with 308/poo 43

Not quite. 85 Nosler sp

Point of AIM, dumarse

I have a steel gong at 100 yards for plinking. 6mm Hardox (I believe. )
Anyway. It already has a couple of holes from my 243 and 308 , so has become the sacrifial gong.
Mate just turned up to...