Goot Soldering Iron Tip RX-80HRT-LBJ Replacement Iron Tips. RX-80HRT-LBJ Replacement. Easy to Replace tip without using tools. Slide change tip, no tools need. All-in-one tip design, heater & sensor included in the tip making maintenance & changing tips easy. Extra thick coating tip for lead-free Soldering Excellent heat recovery, compact, hi-output heater (72W), almost no temperature fluctuation Reaches set temperature in JUST 6 SEC after turning power on & start work immediately.