Brownells .20 Cal 5/16-24 Male Standard Line Bore Brush, Pack of 12

A significant number of bore brushes are utilized in the shop compared to those sold, prompting us to offer these custom-made, high-quality brushes in bulk packages for enhanced convenience and cost-effectiveness. The shank is constructed as a single piece, looped and wound, rather than two twisted pieces cut off. Nylon bore brush - the latest generation of bore cleaners aggressively targets copper and bronze-based bullet jacket fouling, which can also damage bronze cleaning brushes. Our nylon brushes are designed to withstand these powerful cleaners without causing scratches that could compromise accuracy. They feature one-piece, looped and wound steel shanks. Precision-engineered steel, meticulously looped and expertly wound to form a robust shank structure Male threads with a 5/16 inches diameter and a 24 threads per inch (tpi) pitch