Features 1、Universal Design: For the modification of universal electric soldering iron, suitable for various types of electric soldering irons, with just two simple steps to achieve the conversion from a soldering station to an automatic tin discharge soldering gun. 2、Improving Work Efficiency: The automatic tin discharge gun can greatly improve work efficiency, allowing you to easily weld with one hand and no need for tinning operation. 3、Accurate Gear Structure: 1 click continuous tinning, no sticking, very stable and accurate solder wire feeding. 4、Applicable Models: Suitable for various types of electric soldering irons, suitable tin wire diameters of 0.5, 0.6, 0.8, 1.0, 1.2, 1.4mm. 5、Wide Application: Widely used for soldering circuit boards, electrical maintenance, jewelry and metal headwear production, computers, and DIY. Very suitable for beginners, welders, basic household equipment, welding engineer training, etc. Specification Item Type: Soldering Iron Adapter Product Material: Flame retardant ABS, aluminum alloy. Applicable Tin Wire Diameter: Approx. 0.5mm / 0.02in, 0.6mm / 0.024in, 0.8mm / 0.03in, 1.0mm / 0.04in, 1.2mm / 0.05in, 1.4mm / 0.06in Package List 1 x Soldering Iron Adapter 1 x Accessory