... cnc machining-center 4.Best prices Shanghai Yijian mechanical equipment Co., LTD was established in March 2002, now located in Shanghai city ... according to customers' drawings or samples*Material:stainless steel,brass,copper,hardeded metals,carbon steel,alloy steel,ect*OEM/ODM services*Language: Eglish Chinese ... Diameter Precision CKA6150 500mm≤0.03mm CKA6150 500mm≤0.03mm stainless steel flange