... quality & delivery on time 3.hydraulic Quick coupler all nonstand 4:OEM acceptable 5:ISO9001 hydraulic Quick couplerSpecifications: 1.High quality control,Competitive ... turning lathe, wire EDM, etc)Various materials(stainless steel, aluminum, brass, steel alloy, plastic etc) Finish: Zinc plated, Chromated plated, ... 0.02 griding machine2 ≤0.02drilling machine10≤0.02 hydraulic Quick coupler