Specifically engineered to provide superior cleaning and function, Bore Tech's V-Stix Patch Cleaning Jags are precision machined from high-quality brass to strict tolerances in order to provide flawless cleaning on a variety of rifle & pistol calibers. NOT all jags are created equal. Featuring a set of 3-5 concentric contact rings, each spear point jag securely captures patches while passing through the bore. These specifically engineered contact rings provide the perfect amount of patch contact with the barrel surface which maximizes cleaning ability.Features:precision machined from high-quality brass to strict tolerancesset of 3-5 concentric contact ringsperfect amount of patch contact with the barrel surface which maximizes cleaning ability