... brake Bundy Tube 3.Galvanized brake Bundy Tube copper coated bundy tube15mm copper tubesquare copper tube 1.Galvanized Steel Tube 2. Steel brake ... :automobile brake system5,Standard:ASTM,DIN,UNI,GB6,Material:low carbon steel tube7,Copper plated or Zinc plated8,Wall thickness:0.5mm ... Bundy Tube1,Standard:ASTM,DIN,UNI,GB 2,Copper plated,Zinc plated 3,Material:low carbon steel tube O.D(mm)Thickness ...