... include lost wax castings, investment castings, CNC machining parts, sand castings, die castings, stamping parts and forging parts etc. Coszo's lost wax casting ... , CNC machining, CNC turning, CNC cutting, CNC milling, threading, tapping, drilling, etc.Process: auto lathe, CNC machining, CNC turning, CNC cutting, CNC milling, threading, tapping, drilling, etc..Certification: ISO ...