1) CE & ISO9001 ,YQ10081 2) 40mm ceramic cartridge 3) brass body,zinc handle 4) ... ,Cr=0.2um 5) 5 year guarante Roundness Basin Mixer(YQ10081)Process Scheme:Feed—casting—examination—pass—machining—examination—pass—appearance ... orderPaymentT/T or L/CMarketEurope,North AmericaCertificate roundness basin mixer(YQ10081)