Videos tagged with Bore Diameter

This video aims to demystify firearm calibers by debunking common misconceptions. It clarifies that caliber refers to the bore diameter, not necessarily a specific gun or implied power. The content focuses on providing a clear and simple explanation to educate viewers and enable informed firearm selection. The creator encourages likes, subscriptions, and responsible firearm ownership through accurate information.

This video provides a hands-on review of the 6.5x52 Carcano 91 TS rifle. The presenter discusses the unique bore and bullet diameter differences compared to other 6.5mm cartridges, potential accuracy issues stemming from this, and the rifle's clip-fed system. Initial range testing reveals accuracy challenges and some feeding issues, but the presenter notes that the rifle performed better than expected given the ammunition limitations and expresses optimism for improved performance with correct-sized bullets.

This video provides an expert review of the Ruger Mini Thirty, detailing its development from the Mini-14 platform to accommodate the 7.62x39mm cartridge. It covers historical context, technical differences from the Mini-14, evolution of bore diameter, and modern variations, offering insights valuable for collectors and hunters.

This guide, presented by Larry Potterfield of MidwayUSA, details the precise methods for measuring shotgun bore diameter and barrel wall thickness. It covers the use of specialized tools like the Skeets digital bore gauge and the Newbolt & Thorp barrel wall thickness gauge, providing step-by-step instructions for accurate readings essential for gunsmithing.

This guide details a thorough basic inspection process for British side-by-side shotguns, emphasizing checks for deferred maintenance and hidden issues. It covers barrel condition, proof mark verification for chamber length, rib integrity, bore measurements, action tightness, trigger pull assessment, and ejection mechanism functionality. The inspection is presented by experienced gunsmiths to ensure a firearm is safe and sound before purchase or further work.

This video, part of the Jack Rowe Master Gunsmith Series, focuses on understanding European proof marks and measuring shotgun chokes. It details various national proof marks, including German (NICK), Belgian (PV with a lion), French (PT and crowns), and Austrian, emphasizing the importance of identifying 'Nitro Proof' or 'NP' for modern ammunition safety. The video also demonstrates the use of choke calipers and ball gauges to measure choke constriction, highlighting typical English gun configurations where the right barrel is more open than the left.