... 1.25year experiences 2.Material:brass 3.CNC machine &quality contral 4.Inspect in house,good ... forging, stamping, machining etc3machinelathe, CNC, drilling machine, milling machine, boring machine, planting machine, machining center4tolerancecasting:0.5mm, machining:0.05mm, ... Chemical checking • NDE after rough machining • Machanical testing after heat treatment • Final NDE,dimension inspected 2). ...