X-Tronic 4040-PRO-X "Platinum Series" 750 Watt Hot Air Rework Soldering Iron Station, Powerextra 60W Electric Soldering Iron Hand Tool Kit Adjustable3. Push the Cord through the bottom of the soldering iron while simultaneously pulling gently on the heating element to expose the heating element. This unit feels well built and fits comfortably in my hand. The nozzle rack is awesome for storage. The nozzles are friction fit and do not require twisting or Shop for X Tronic X Tronic International Inc products on Newegg.com. X-Tronic 4040-PRO-X • Platinum Series • 750 Watt Hot Air Rework Soldering Iron X-Tronic 4040-PRO-X "Platinum Series" 750 Watt Hot Air Rework Soldering Iron Station, Powerextra 60W Electric Soldering Iron Hand Tool Kit Adjustable