... quality and competitive price Material: Iron/Alluminum, Copper, Alloy, Carbon steel, 18CrMnTi,20CrMnTi Cylinder with high quality and competitive price1):Production ... telecommunications, mechanical products, medical devices, etc.;8):Material: Iron/Alluminum, Copper, Alloy, Carbon steel, 18CrMnTi,20CrMnTi,20Cr,20CrV,1045 steel, Others ... to us within 30days;16):on-time delivery Hexagon Copper Cylinder