Universal Tube Bending Machine includes a frame mounting an upper die clamp with a down turned channel. A support arm is pivoted to the frame and mounts a corresponding lower die clamp with an upturned tube receiving channel to grip the tube to be bent. A lower bending die is secured upon said arm outwardly of the lower die clamp, having an arcuate channel to receive the tube and of a predetermine radius corresponding to the desired bending radius for said tube. A power reciprocated bending arm including a depending die block is rotably mounted on the frame on a center corresponding to the lower bending die and has a downwardly opening tube engaging channel.