Hot Air Welders are small light-weight welders that, just as their name implies, use hot air to join materials together. This welding tec...

Extrusion welders are larger and heavier welders that use a plastic welding rod forced down a heated barrel by an internal screw. The wel...

Wedge welders are smaller hand-held machines that weld two overlapped sheets of material. The welder heats the interface between the two ...