Convenient for customers to understandCouplingThe model machine factory summarizes the model size by identifying the manufacturer by the outer diameter size!Coupling manufacturerSummary of the machinery factory for many years:CouplingThe type identification can almost be known from the standard outer diameter, and further communication with customers who have just connected the coupling!Make a clear purchase for customers who do not know about coupling products!The machinery factory is real!When you come to the company, you will have a real service!The company promises to satisfy every customer!Affordable products!