double-acting , very strong capacity , professional industrial tool, reliable and durable 1.high tonnage cylinders2.double-acting for push and pull3.safety valve in retract side of cylinder helps to prevent damage in case of accidental over- pressurization4.plunger wiper reduces contamination,extending cylinder life5.baked enamel finish and plated pistons provide superior corrosion resistence6. ...
[China Manufacturers]