Easily solves problems such as difficult welding in tight spaces and wall hole repair. Easy welding without damaging the wall. Breathable hole design: The mold head helps make welding easier. Smooth melting tube, not prone to clogging: Even beginners can use it easily. Metal die head with PTFE coating: Smooth and precise melting tube, no sticking. Fast thermal conductivity, high temperature resistance, heat retention. Solves issues like difficult welding in hard-to-reach areas and wall hole repairs. Color: As shown in picture. Material: Metal. Specification: 20+25+32mm. Package Contents: 1 set of Extended Anti-Blocking Mold Heads. Only the above package content is included; other products are not. Note: Due to lighting and display differences, the item's color in the image may appear slightly different from the actual product. Measurement may vary by +/- 1-3cm.