... ; 3.CMM to guarantee the quality 4.OEM service Item NO. jig and fixture design for sand casting productsMaterialsIron ... before shippingAdvantages:1 Non-standard/standard/OEM/ODM/customized service provided2 high precision, tolerance can be ±0.002mm3 ... grinding parts, stamping parts, casting and forging parts, assembly service.Various Machining Materials:stainless steel, alloy steel,brass, bronze ...