4 Pack Vacuum Cleaner HEPA Filters for Cyclonic Series RO3753EA RO3731EA RO3786EA FeaturesOne-handed Operation Design: The soldering and desoldering pump has a simple structure and can be easily operated by both left-handed and right-handed users. Just tighten the pump with one hand and press the triggers buttonSay goodbye to welding troubles: Introducing a high-power manual soldering machine that heats up in just 3 seconds, making your soldering speed 10 times faster-than ever before! Welding, cutting and rust removal 3 in 1: Integrating welding, cutting and rust removal, 1 machine for multiple uses, suitable for a variety of metal materials and different industrial scenes, meeting a variety of usage needsErgonomic design: Comfortable handle design, ergonomic, easy and stable to use with 1 hand, making welding more labor-saving, even beginners can quickly get startedWIDE APPLICATION: Multi-function Iron Welder Kit used for welding circuit board,appliance repair,jewelry and metal headdress making,computer,and DIY.Very suitable for beginners,welders, household equipment,welding engineers training,etc.Wire diameter: 0.8-1.2mmPackage: 5pcs/Set<br> Include：1 Set Multifunction Soldering Iron or1 Roll 30g 0.8mm Welding Soldering Wire