Gutter Making Machine,Downpipe Roll Forming Machine,Rain Gutter Making Machine,Downpipe Roll Forming Makingmachine HEBEI SENUF MANUFACTURE AND TRADE CO., LTD , https://www.senufmetals.com
Picture of the products:
Specification of the solenoid valve ZCQ-20B-8
MMainly for the gas control of the mig/tig welding machines.