easily solve problems such as difficult welding of dead corners and wall hole repair. Easy welding without smashingthe wall Breathable hole design: The mold head that can makes welding easier Smooth melting tube, not easy to to: Even beginners can easily use it Metal die head PTFE coating: Smooth and delicate melting tube without sticking to the tube Fast thermal conductivity or high temperature resistance or heat accumulation, solve problems such as difficult welding of dead corners and wall hole repair Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color: Picture color Material: Metal Specification: 20and25and32mm Package Contents: 1 sets Extended Anti Blocking Mold Heads Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.