1.CNC turning&milling part for electrode ... turning part for electrode bar Machining Capability1) Material: Aluminum, Aluminum alloy, stainless steel, Copper, Carbon steel, Bearing steel, Tungsten Steel, Brass ... anodize and polishing3) Provide machining service: CNC machining, turning, milling, tapping, drilling, polishing, punching, etc... ... also accord with GB6414 CNC turning part for electrode bar