The two colors will be shipped randomly. Plastic Extrusion Welding Machine is used for weldng PE, PPH, PP, HDPE,PVDF. The advantage is for welding narrow gap and corners where is not easy to reach. 360° rotating hot air welding nozzle can be applied to different needs. Double feed hole design to avoid welding rod winding. Powerful motor with 6 gears to be adjusted. It can weld gaps from 0.39inch to 1.6inch.