Description
  • Swaging Punches 
  • Part#: 3415
  • 1/4", 5/16", 3/8", 1/2" and 5/8"
  • heat-treated and plated alloy steel tool
  • expands one end of copper tubing for connecting the same tube sizes
  • This plated alloy steel that has been heat-treated will expand one end of copper tubing which will allow you to connect the same size tube.