Tetra ProSmith Brass Core Bronze Brush (8/32 Thread) .40/.41 cal

<p>Tetra Gun ProSmith tightly wound precision brass core brushes effectively remove fouling from gun barrels.</p> <ul><li>Industry standard 8-32 male thread (5-40 for .17 Cal. & .204 Cal.) </li><li>5/16-27 male thread (12 20 28 & 410 Gauge) </li><li>Close tolerance specifications for perfect bore fit </li><li>Will not harm or scratch steel </li><li>Durable and reusable</li></ul>