1.Material:Metal 2.precision quality & delivery on time 3.Quick Coupler all are nonstandard parts 4:OEM acceptable 5:ISO9001 Quick Coupler(pipe fitting)Specifications: 1.High quality control,Competitive price, Fast delivery 2.customer design 3.Sample first before bulk order 4.Available in other materialsThe Advantages :Advanced equipment(Milling machine,CNC lathe, turning lathe, wire EDM, etc) ...