... : Mirror polishing or coating 3.OD: 10-76.2MM Mandrel Bending Tubes1.Material:Stainless Steel or Mild Steel2.Surface: Mirror polishing ... tube assembly parts. Our machine contains: mandrel tube bending machine, shearing machine, plate bending maching, plasma cutting maching,stamping machine,welding machine,grinding ... .For more information, please feel free to contact us. Mandrel Bending Tubes