Brownells .458 Cal #10-32 Male Beefy Bore Brush, Pack of 3

Engineered for durability, these cleaning brushes include our exclusive 'form-through' shank that eliminates coupling pull-out. Combined with heavy-duty 10-32 thread fittings and premium bronze, stainless steel or nylon bristles, they're built to withstand aggressive cleaning with Dewey large-bore coated rods. 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