Crimper

A crimping machine comprising:

• a first rotatable shaft including first crimping portion and a bead wheel;
• a second rotatable shaft including a second crimping portion and a tapered portion disposed opposite the bead wheel of the first shaft, wherein the first and second shafts are configured to grip a pipe blank having a transverse channel including a first angle, and wherein the first and second shafts are configured to roll the pipe blank forward while crimping a portion of the pipe blank with the first and second crimping portions and applying pressure on the transverse channel of the pipe blank;
• and
• a rotatable forming shaft having a tapered portion disposed opposite at least a portion of the crimping portion and the bead wheel of the first shaft, wherein the bead wheel is configured to push upon the forming shaft to bend the first angle of the transverse channel formed in the pipe blank to a second angle.