What does pitting look like?

This guide details the field stripping and inspection process for a WWI-era Springfield Armory 1911, as demonstrated by a professional collector. It highlights the importance of checking for internal rust and pitting, common issues with historical firearms, and identifying potential replacement parts. The demonstration emphasizes the robust design of the 1911 platform, which can maintain functionality even in severely degraded conditions.

This guide details a rigorous inspection and testing procedure for AR-15 barrels, as demonstrated by Preston Moore. It covers essential physical gauging, advanced borescope analysis to detect internal defects like pitting, and a structured approach to range testing with various ammunition types. The process emphasizes data collection for accuracy and velocity, highlighting the importance of thorough evaluation before and after live fire. Moore's objective and analytical approach provides high-level insights into barrel quality.

This video discusses the difference between rust and patina on firearms, offering a simple explanation focusing on red versus black rust. It highlights a method involving boiling water for rust conversion without chemicals. The video is a Public Service Announcement (PSA) related to firearm maintenance and preservation, emphasizing getting firearms hot and performing necessary upkeep. It also mentions a Patreon link for support.

This video demonstrates the utility of a bore scope, specifically a Snap-on wireless model, for serious gun owners. It highlights how a bore scope can reveal internal barrel conditions like pitting and leading that are not apparent to the naked eye. The instructor uses it to inspect a Swiss Vetterli rifle and a muzzleloader barrel, emphasizing its value for assessing firearms at gun shows or before purchase.

This video provides an expert-level overview of a heavily customized AR-15, nicknamed the 'Zombie Destroyer', built for a thematic zombie apocalypse scenario. The build features an extensive accessory loadout including multiple optics, lasers, and flashlights, along with a high magazine capacity. The demonstration includes rapid fire, engagement of Tannerite targets, and unique shooting techniques, showcasing the rifle's capabilities and the instructor's proficiency.

This video details an extreme AR-15 meltdown test, pushing a custom build to its limits. Expert instructor Eric demonstrates the process, highlighting component durability and failure points under sustained fire. The test concludes with a catastrophic barrel failure after 830 rounds, providing valuable insights into the platform's resilience.

This guide details the process of conducting an extreme durability test on an AK-47 variant, specifically the Definitive Arms VEPR, as demonstrated by Iraqveteran8888. The test involves sustained full-auto fire to induce critical heat failure, followed by inspection of components like the barrel and gas block. The expert assessment highlights the rifle's resilience, lasting 895 rounds before failure, and compares its performance to other platforms.

This guide details a 700-round rapid-fire stress test on a Yugo M92 PAP AK-47 variant, demonstrating the platform's legendary durability under extreme heat. Performed by Eric from Iraqveteran8888, the test highlights safe handling of overheated firearms and concludes with a tribute to Mikhail Kalashnikov's engineering legacy. The firearm successfully completed the test despite significant heat buildup.