... operations. Automobiles,Agriculture,Bus body building,Furniture,Ornamental,Structural buildings,Window,Door frames,Skylight etc… Over twenty Years of Machine ... for Clear Adjustment of Top Roll.All Shafts Run in Roller Bearings.The Machine Frame is Welded Steel Construction.Heavy ... or Out), Round Tube, Square Tube, Rectangular Tubing. angle roller machine,section bending machine,rolling machine