1.FOOT SWITCH CONTROL make the machine operat easily. 2.RBM50 inlude one setdies,you can adjust the die to process different pipe MODELRBM50DIA. OF ROLLERΦ50CAPACITY (MM)PIPE STEELΦ70X2SQUARE TUBE STEEL60X60X3ROUND STEELΦ35FLAT STEEL35X35POWER(Kw)2.2PACKING SIZE(CM)90X85X170N.W.(KG)450