Specification: 1. Max. thrust: 160kN 2. Width of roller: 118-450mm 3. Diameter of roller: Dia.100mm 4. Min. of steel bar size: Dia.6mm 5. Max. of steel bar size: Dia.40mm 6. Max. bending angle: 180 7. Diameter of oil cylinder: Dia.110mm 8. Stroke of piston: 360mm 9. Power: 3000W Feature: It is loading by hydraulic cylinder, manual valve control working direction of hydraulic cylinder, easy operating, high working efficiency, suit to do bending test of steel bar.