The .22 Cal Nylon Coated Rods are expertly designed for optimal performance and durability, featuring an #8-36 male thread for enhanced strength and reliability. With an overall diameter of approximately .210 inches, these single-piece rods (unless otherwise noted) are equipped with a dual-track ball bearing handle for smooth operation. The nylon coating is specifically engineered to resist peeling and to prevent the accumulation of abrasives, ensuring a cleaner bore and extended rod life. By utilizing male threads, these rods achieve a coating that is 7-9 times thicker than traditional female threaded rods, creating a more robust connection between the rod and attachments. Elevate your cleaning routine with these reliable, high-quality rods that prioritize efficiency and longevity.