"1/4\" replacement tip and assembly SG400B (150 to 400 watts)","Dual Wattage 1/4″ pyramid tip and element (TE) assemblies for the 400/150 Watt Heavy Duty Soldering Gun","TE assemblies are plug-in units that can be easily changed","Maximum tip temperature – 1000°F SOLDERING GUN 1/4" REPLACEMENT PYRAMID TIP SG425T | Matco Tools