Help clean and maintain your firearms with help from the Breakthrough Clean Technologies Universal Ammo Can Cleaning Kit. Housed in a sturdy ammo can container. Double-ended brush, nylon bore brushes and brass jags are specifically designed for 12G. 22. 30. 35. 38. 40. 44 and. 45 calibers and 5.56mm, 7.62mm, 9mm and 10mm firearms.