Heat-Set Insert Tips Soldering Iron Tips M2 M2.5 M3 M4 M5 M6 M8 1/4",Thread Inserts Compatible with FX-888D Weller SP40NKUS and Yihua 939D Irons,for Connecting 3D Printed Parts and Plastic Parts
High Quality Brass - The soldering tip is made of high-quality brass, which provides excellent corrosion resistance and thermal conductivity, solid and durable, not easy to crack, and long service life.
Simple Operation - Replacement of the soldering iron tip is very simple, due to the external design of the tight thread, so you do not need to completely unscrew the iron can be easily and quickly replace the soldering head
Practical Set - The set includes a small storage box, a soldering gun adapter, 7 different sizes of brass heat-set plugs, including M2, M2.5, M3, M4, M5, M6 and M8, a variety of sizes to facilitate your flexibility in choosing the most suitable soldering head!
Perfect Match for 3D Printing Inserts - The precise size and ideal tip shape of this welding head makes it a perfect match for the corresponding inserts, whether for assembling plastic parts or DIY 3D printing, without damaging the 3D printed parts, making the installation of the inserts easier.
Strong Compatibility - The soldering adapter is perfectly compatible with T18 900M and Weller ST series soldering irons, including Hakko FX-888D, FX-888, FX-8801, FX-600, Weller WLC100, SPG40, SP40NUS, SP40L, SP40N, Yihua 926, 939D, etc., bringing you more convenience and better work. Your work brings you better convenience and experience!
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Heat-Set Insert Tips Soldering Iron Tips M2 M 2.5 M3 M4 M5 M6 M8 1/4", Thread Inserts Compatible with FX-888D Weller SP40NKUS and Yihua 939D Irons, for Connecting 3D Printed Parts and Plastic Parts
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Compatibility/Fitment
Out-Opening, Narrow Stile, Store Front Doors
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First Listed on Newegg
March 24, 2026
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Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.