... is capable enough for processing the Petroleum steel pipe thread. As professional Sucker Rod,Tubing,Drill pipe machine, ... arc, unload groove.1.3, Rolling friction thread; Rolling friction thread sucker rod with mist lubrication has improved the ... dia. over bedmmφ810Max. swing dia. over carriagemmφ580Height from floor to spindle centermm1200Max. turning diametermmφ340Max. turning lengthmm400Diameter ...