This YouTube video, despite a lack of transcript, uses its title and description to indicate content focused on firearm assembly and maintenance, specifically highlighting a mistake involving a crush washer. The inclusion of hashtags like #buildbox, #arbuild, #gunsmith, and #dremeltool strongly suggests a focus on the practical, hands-on aspects of building or modifying AR-15 platforms. The #oops tag implies a learning experience or a demonstration of what *not* to do, likely aimed at both novice and experienced builders.
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