Videos tagged with SDI

This video demonstrates a dangerous experiment involving the detonation of shotgun primers in a frying pan. The results show significant cratering and near penetration of the pan, highlighting the explosive power of primers. The presenter, from Tática Civil, emphasizes the danger and advises against replicating the experiment, while also promoting SDI's online firearm technology degree.

Johnny Q discusses the debate between using iron sights and red dot optics on pistols. He advocates for red dots, citing their ability to improve target focus and speed up firing compared to traditional iron sights, which require focusing on the front sight.

This video tests GunNutts' 'Extra Dragon' Dragon's Breath 12-gauge rounds, demonstrating their significantly increased incendiary effect compared to standard rounds. The test resulted in a large fireball and secondary explosions when fired at spray paint cans. While impressive, the rounds leave shotgun barrels extremely dirty.

Shortshot Tony uses a humorous approach to discuss personal weight loss, comparing it to the weight of his Remington 700 Outlier rifle build. He emphasizes the importance of consistency in both fitness and firearms training. The video also promotes the Sonoran Desert Institute (SDI) for those interested in gunsmithing or drone technology.

This video tests ceramic BB shotgun shells, comparing their performance to traditional lead BBs. The shells exhibited light recoil but required manual cycling in a semi-auto shotgun. Testing revealed a fast spread pattern and penetration approximately one inch less than lead BBs in ballistics gel.

This test compares subsonic and supersonic .22LR ammunition lethality using Clear Ballistics gelatin and a cloth barrier. Results indicate that heavy subsonic FMJ rounds can penetrate beyond the FBI's 12-inch minimum, challenging the assumption that they are less deadly than supersonic hollow points. The supersonic hollow point demonstrated expected mushrooming.

This review compares red and green signal flares, highlighting the Orion flare launcher's proprietary design that prevents standard 12-gauge shells from fitting. The green flare is noted for its intense, flashbang-like burst, ideal for aerial visibility, while the red flare serves a different signaling purpose. The host emphasizes safety and proper usage of pyrotechnic signaling devices.

The GM6 Lynx bullpup .50 caliber rifle is critically reviewed, highlighting significant reliability issues stemming from its magazine feed and long recoil operation. Despite its imposing appearance and $14,000 price tag, the rifle suffers from frequent malfunctions, even requiring a screwdriver to clear jams. Comparisons to the Barrett M82A2 reveal the Lynx's inferiority in practical performance, capacity, and felt recoil.

This video, titled "Gun Gripes #376: GLOCKS TO BE DISCONTINUED?", speculates on the potential discontinuation of Glock firearms. The description includes links to educational resources like SDI (school of gunsmithing), an Amazon store, and the creator's Patreon and social media profiles. A standard disclaimer about the content being for documentary, educational, and entertainment purposes, with all activities performed safely and legally, is also present. The creator emphasizes that they are not a gun store and do not sell firearms or parts.

An inflatable suit offers surprising protection against pepper spray due to its internal positive pressure, as demonstrated by Shortshot Tony. While effective for this specific test, it's not a professional solution. For actual defense against irritants, a Mira Safety gas mask is recommended.

Brandon Herrera details significant improvements to the AK-50 prototype, focusing on a new double recoil spring assembly designed to enhance reliability. While live fire testing showed progress, cycling and ejection issues persist, particularly with standard ammunition. Further adjustments to the gas system and ejection geometry are planned.

This video showcases the customization of a Volquartsen VT2 rifle in .22 Magnum for varmint hunting. Key upgrades include swapping the factory Magpul stock for a Woox wood stock and grip for a 'homestead' aesthetic, leveraging the rifle's AR-15 parts compatibility. The build is completed with a bipod, a 1-8x magnified optic, and an upgraded muzzle device, highlighting the VT2's takedown feature for portability.