This machine is also used to connect rebar by coupler. It adopt another method. First to peel rib of the rebar, second make thread by rolling. Rebar Rolling Machine Capacity: 16mm- 40mm Thread Length: 100mm (The thread length can be customized) Oil Pump Flow: 15L/min Rated Pressure 31.5MPa Cylinder Work Stroke: 150mm Spindle Speed 62-85r/min Power: 380V/7.5KW Weight: 400kg