MaiJin Metal Customized DRAIN VALVE FITTING manufacturers From China,Operating since 2006TITLE: DRAIN VALVE FITTINGDWG No. MJO-088-0099SIZE: Dia1.007 L1.607MATERIAL: AL6061FINISH: NONEHEAT TREATMENT: NONEAPPLICATION INDUSTRY: EQUIPMENT视频 2021-11-29 10:11:43.The new type of designed by our engineers is very ingenious and practical.