... smooth round bends.Model: HHW-2Max. force: 9 tonStroke: 250mmBending dies: 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2 ... ", 2"Wall thickness of pipe: 2.75-4.5mmShipping weight ... -3Max.force: 19 tonStroke: 320mmBending dies: 3/8", 1/2", 3/4", 1", 1-1/4",1-1/2", 2", 2-1/2 ... -4Max. force: 21 tonStroke: 415mmBending dies: 3/8", 1/2", 3/4", 1", 1-1/4",1-1/2", 2", 2-1/2 ...