Specifications
china duct making machine, This kind of machine is used to form reinforcing ribs for duct; it can form five or seven parallel.china duct making machine
Eva wang
Specifications
Grooving machine is used to form reinforcing ribs for ducts. It can form five or seven parallel ribs at one time.
Gooving machine
This kind of machine is used to form reinforcing ribs for duct. It can form five or seven parallel ribs at one time.
china duct making machine