... " to 7/8" and square pipe 3/4",and 1". Easy and safe operating: bend a pipe by pulling the handle.Diameter: 3 ... /8",1/2", 9/16", 5/8",3/4",7/8"Round pipe (length ... roller 3/4”, 1”Handy storage case: NamemodelRound pipe (outer diameter)Square pipe (outer diameter)Pipe thickness (mm)Max. bending angleN/W G ...