... machinery moving smoothly.Technical parameters: FR-100x100 steel bar thread Rolling Machine, steel pipe making machine,Nut formerRolling the ... Roller obliquity :plus or minus 4 degreesMachine size :1950 * 1800 * 1600 Machine weight: 3200 KG Following are features of ... 6, Automatic feeding device is optional.7, rolling shape: rolling thread, textured, ruled, rolling light, cross knurling, roll bars, ...