... STEEL)CARBON STEELREFRACTORY STEELSTAINLESS STEELIRONDUCTILE IRONBRASS/COPPER/BRONZEANY OTHER MATERIALS ACCORDING TO DRAWINGS.Machining lathes: auto lathe, 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.Certificate: ISO 9001:2000 Carbon steel ...