... hydraulic press, fine blanking press, ironworker, notching machine, ship frame bender, press brake tooling and shear blades.3.Technology: The machine ... automatic pole welding machine/ pole straightening press, pole head bender etc.Many famours manufacturer for oil pipe/gas pipe/water ... press---JCO press---Tack welder6.Warranty periodFor the main frame and cylinder of the machine, warranty period is 5 ...