... CNC precisely machined 3.easy to connect and disconnect magnetic coupling camlockManufacturer size 1/2"-6" body stainless ... accordance with API, ANSI, DIN, BS, and JIS standards.We ensure interior and exterior quality with advanced silica wax ... .We have sold to buyers in countries such as the USA, Canada, Germany, Italy, Spain, Japan, Turkey and ... future.More products: Type DP 21/2" magnetic coupling