... made of carbon steel with hot zinc plated. size:from 2" to 8" parts:female, male, lever ring, rubber gasket description:The ... ", 3-1/2",4",6",8" advantage: safe, fast, easy, flexible in the same range some other items: T joint, Y joint ... . Do you can supply the samples?we can supply the samples by free if the qtys is not more, but the clients shouldpay for the express fees.2.Do you ...