1.material : carbon steel, stainless steel, aluminium 2.process: tube bending,tube end forming, tube stamping 3.OEM Ningbo Luhai Machinery Factory it's a ... make all kinds of metal parts , we good at make tube fabrication products, we can bend carbon steel, stainless steel, copper ... ,aluminium...Please send your inquiry to our email. tube bending, tube works, pipe bending