... -20,30,50,60,90,125,150-H-semi-automatic electrical control two-rollers annular ring Pilger ... LGE-20,30,50,60,90,125,150-H-semi-automatic electrical control two-rollers annular ring Pilger Mill ... the incline. It will change the hole from large to little and from little to large periodically. When the hole ... 20,30,50,60,90,125,150-H-semi-automatic electrical control two-rollers annular ring Pilger Mill