... Castings and CNC machining OEM service 1.Description: Precision Investment, Lost Wax ProcessSteel,Stainless Steel,Cast Iron Machined Castings ... Production capacity: more than 300 tons per month7 Precision Investment, Lost Wax Process Steel,Stainless Steel,Cast Iron ... precision CNC machining and assembly are also available. Precision Investment, Lost Wax Process Steel,Stainless Steel,Cast Iron Machined ...