... as per drawings or samples 4.100% inspection Item NO. Coupling FlangesMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze, solder ... is acceptable for us.We are sincerely expecting to cooperate with you. Production Equipments: CNC Machining Center5 SetsMilling Machine7 SetsDrilling Machine4 ... be our great pleasure to be on service of you! Coupling Flanges