Weller pyropen junior mini iron is supplied with a 05 mm tapered needle soldering tip and an aluminium protective cap with pocket clip the heavy duty pyropen piezo iron has a push button self ignition and is supplied with a tapered needle tip and hot air nozzle which is ideal for shrinking tubing temperature is adjusted by varying butane gas flow and the gas reservoir holds sufficient butane for approx one hours continuous operation supplied with 05 mm tapered long life soldering tip and a hh us