... .This compact pipe bender is suitable for round pipe from 3/8" to 7/8" and square pipe 3/4",and 1". Easy and safe operating ... : bend a pipe by pulling the handle.Diameter: 3 ... base, spindle, bending arm, die, roller seat, screw, and nut, 6sets round pipe die and roller 3/8”,1/2”, 9/16”, 5 ...