China Agptek Type MIG/TIG Flow Meter Regulator CO2 Argon Pressure Reducer Gauge Weld Flowmeter 10 to 60 Scfh 280kgf/Cm2 4000psi Gentec Type 191 Series, Find details about China Gas Regulator, Pressure Reducer from Agptek Type MIG/TIG Flow Meter Regulator CO2 Argon Pressure Reducer Gauge Weld Flowmeter 10 to 60 Scfh 280kgf/Cm2 4000psi Gentec Type 191 Series