... : Forged Size range: 1/2"--8" Material: Stainless Steel Sanitary rotary cleaning ballTechnics: Forged Size range: 1/2"--8" Material: Stainless ... Place of Origin: Zhejiang China (Mainland)Material grade: 304, 316L, Seal(Gasket): EPDM, SILICON, VITON, PTFE , Material grade: 304, 316L ... ,Seal(Gasket): EPDM, SILICON, VITON, PTFE ,Size range: 1/2",3/ ...