How to Dimple an AR 15 / 308 Barrel

This is how to dimple an AR-15, AR-10, or LR-308 barrel for a set screw style gas block without a jig. It is surprisingly simple and doesn't require too many tools.

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Disclaimer: My videos are for entertainment purposes only, imitation or the use of any instruction shown in the videos is solely at your own risk. I will not be held liable for any injury to yourself or damage to your firearms resulting from an attempt to recreate anything shown in any of my videos.