Videos tagged with Hammer Peening

This video provides an in-depth, long-term review of the PSA Krink chambered in 5.56, exceeding 2500 rounds. The presenter, Mark, details his personal experience, noting zero failures to feed, fire, or eject after a chamber polish addressed initial steel case ammunition issues. He meticulously examines internal wear on components like the bolt, carrier, and hammer, offering insights into expected wear patterns and potential concerns for PSA's 5.56 and 5.45 AK platforms.