... steel 3)OEM part:sample is ok 4)Process:machining and balancing We are a factory of Hangzhou Chuanglian ... and Machinery Co.,Ltd, specialing in precision steel parts by machining or stamping, with good surface polishing.Transmission shaft1)Usage: ... 3,000mm5)Tolerence:strictly as the designs6)Processing: forging, machining and welding7)Offer:quickly and competitive8)Sample: available.9)Quantity ...