The Sinclair International dozen pack nylon rifle brush is a specialized cleaning tool designed for .338 Cal rifles. This product features a #8-32 male threaded bore brush, ensuring compatibility with standard cleaning rods. Each brush is constructed with durable nylon bristles, providing effective cleaning while minimizing the risk of damage to the rifle bore. The pack includes 12 individual brushes, offering ample supply for regular maintenance. This product is ideal for precision cleaning, ensuring optimal firearm performance and longevity.