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an adjustable key valve core
a valve core with two-way water inlet and two-way water outlet
a single cold water nozzle
variable distance joint with adjustable flow
a rotary control switch valve core
angle valve polishing machine
a valve with self-locking structure of valve cover
a connector for connecting tap outlet pipe
a rotary control valve core
angle valve
a shift lever controlled ceramic valve core 2015201531101
a paddle controlled valve core
