What You Get: 4PCS Plastic Welding Replacement Tips, including 1x16mm small triangular tip, 1x20mm large triangular tip, 1x20mm large triangular tip (with hole), and 1x iron tip. Compatibility: The mounting rod diameter is 0.22 inch / 5.6 mm. Suitable for common plastic welding tools on the market (not suitable for welding guns with double brass tubes). Wide Application: The tips generate high heat to melt plastic quickly. Ideal for repairing and smoothing plastic bumpers, casings, brackets, and similar components. Best results when used with plastic welding rods and wire mesh. Replacement Accessory: Ideal for expanding your set of smoothing tips or replacing worn-out ones. A practical and essential accessory. Note: Product design, color, and appearance may vary slightly due to ongoing updates. Please note this before ordering if color or appearance is critical. Color: As shown in photo Material: Metal Package Contents: 1x Set of soldering iron tips Note: Light reflection and display settings may cause slight color differences between the image and the actual item. Measurement tolerance is ±1–3 cm.