- High precision metal shaft - ISO9001:2008 certified - Assembly support - OEM welcome High precision metal shaft1.Material type: Aluminum,Stainless steel, steel,iron brass,copper ,rubber, plastic etc2.Certification: ISO9001:2008 , Strictly follow ISO9001:140013.Specification: OEM, according to drawings and samples4.Precision processing: turning,milling,drilling,grinding, wire EDM cutting etc5. ...