- High precision driving shaft - ISO9001:2008 certified - Assembly support - OEM welcome High precision metal shaft1.Material type: Aluminum,Stainless steel, steel,iron ... ISO9001:140013.Specification: OEM, according to drawings and samples4.Precision processing: turning,milling,drilling,grinding, wire EDM cutting etc5 ... (24 hours service)TM: wmchina (chat on line) High precision driving shaft