1.Standard Brass H59, 2.Zinc Alloy Handle 3.Ceramic Cartridge:500,000 times useful life 4.Cr 0.25um, ... The simple introdution1.Standard Brass H59, 2.Zinc Alloy Handle3.Ceramic Cartridge:500,000 times useful life4.Cr 0.25um,Ni ... 1.36% and Sn 0.084%Handle(1)Zinc Alloy,(2)Cold-hot water transformation handle(3)operation is simple and flexibleCeramic ...