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My semi-custom 6mm Grendel bolt action build
#18
bachekermooni Wrote:They did an awesome job. It will all be black nitrided ...

I just read on another site about the heating used while black nitriding softening hardened steel bolts.
You might want to research this.
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My semi-custom 6mm Grendel bolt action build - by bj139 - 02-15-2019, 03:24 PM

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