Adjustable Screw Base Jacks; Scaffolding Jack Base

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my phone number is ***************0.
my email is zqd*1(at)zqdmachinery.com  

we are a factory to do steel props,scaffolding systems, 
scaffolding couplers, and formwork accesories.All our products are made as per European 
standard, American standard and Australian standard.For more than *5 years, our products 
are widely used in the mining, construction, petrochemical and even industries all over the world.