... 0.4-2.5mm Length:50-100mm FR40*100 thread rolling machine, steel pipe making machine,pipe forming machineFR-40*100Technical ... 6, Automatic feeding device is optional.7, rolling shape: rolling thread, textured, ruled, rolling light, cross knurling, roll bars, rolling ... dispute during contract implementation, we should settle through negotiation made in the principle of fair cooperation. If not, the case ...