... machine, Main product:big lamp processing, thick-walled tube processing, large-scale bending, 310S muffle tube manufacture, oil apparatus construction, various ... bar, wire, round steel, channel steel, PC steel bar, flat, bulb flat, coil steel, I-beam, H-beam, square tube, rectangular ... your efficiency. big lamp processing, thick-walled tube processing, large-scale bending, 310S muffle tube manufacture