... nylon hose and other tubes.have brass sleeve, cutting ring, nut, for tube. • Materials:Iron,brass. • Size:4,6,8,10,12 ... ,14,15,16mm et.,suit for 4,6,8,10,12,14,15,16mm hose Welcome ... -575-8761 8856Fax: +86-575-8766 7309Sky.: hong175595 Three pieces for tube