Quick Details Material: Stainless Steel Technics: Casting Type: Coupling Place of Origin: Hebei, China (Mainland) Model Number: HTCCE Brand Name: Hong Tong Connection: Male Shape: Equal Head Code: Hexagon Color: Silver Surface: Smooth Surface treatment: Polishing Standard: ISO Certificate: ISO 9001 Size: 1/2"-8" Item: Fitting Connector Quick Pressure: 70kg Application: Water/Oil/gas Package: Carton .