... .40mm ceramic. 3.Brass body,chrome plated. 4.ACS CE ISO,certificates. Zinc hand rising bath shower mixer set (DK120813)In wall ... : 35mm ceramic cartridge, 800,000 times open/close, no leakage.4. Salt mist test: 96 hours , corrosion status comply with international ... : 5years.8. Basic band, OEM service according to quantity. Zinc hand rising bath shower mixer set (DK120813)