Brownells .50 Cal #10-32 Male Beefy Bore Brush, Pack of 12

Don't let your cleaning brush come apart mid-job. These brushes feature a secure 'form-through' shank and industrial-strength 10-32 thread couplings that won't pull out, even on the toughest big-bore barrels. Compatible with Dewey large-bore coated rods and available in bronze, stainless steel and nylon. Phosphor bronze bristles, known for their superior conductivity and corrosion resistance, are engineered to optimize performance in demanding electrical and mechanical applications Precision-engineered steel, meticulously looped and expertly wound to form a robust shank structure 10-32 unified thread standard (UTS) male thread