1. Welded Cold Drawn Precision Tube 2. Welded SSID(Special Smooth Inside Diameter) Cold Drawn Tube 3. As Welded Precision Small Size Pipes Without Cold Drawn -from Hot or Cold Rolled Steel -from Copper Coated Steel -from Nickel Coated Steel -from Zinc Coated Steel -from Aluminium Coated Steel 4. Welded and Cold Drawn Low-Carbon Steel Tubing Annealed for bending and Flaring...