CNC machine 1.Material:iron(SPCC,CECC,SGCC) 2.Process:CNC punching, ... : As your requirements.2) Materials: stainless steel, iron, aluminum, brass, alloy etc.3) Finish:plating(Zinc,Nikel,Chrome,Tin,Ag),painting ... advanced equipment of CNC punching machines, CNC bending machines,stamping machine,welding machine,etc. 6) Strict quality control system, including the raw ...