... OEM precision casting with ISO/TS 16949 certificate. 2.Material stainless steel,alloy steel,carbon steel,WCB 3.CNC machining ... grades 2. Machining: Turning , Milling, Drilling, Grinding, Threading, CNC Machining, etc. 3. Finishing: Sand Blasting, Polishing, Plating, ... and actual design) 5. Strict Inspection before Delivery & Precision Dimension Control, Strict Quality Control & Checking System as per ...