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Congo Basin Group

Brass Threaded Insert Nut Kit M2–M8 – Heat Set Knurled Copper Nuts for 3D Printing & Plastic Injection

Brass Threaded Insert Nut Kit M2–M8 – Heat Set Knurled Copper Nuts for 3D Printing & Plastic Injection

Regular price $44.11 USD
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πŸ”© Ready to supercharge your 3D prints? Introducing the YMAX Brass Threaded Insert Nut Kit – your go-to solution for adding durable, professional-grade threads to plastic parts. Whether you're a DIY enthusiast, engineer, or 3D printing wizard, these heat-set brass inserts are a total game-changer!

πŸ”₯ Melt. Press. Lock. Repeat.
These hot melt copper nuts are specially designed to embed into 3D printed plastic using heat – no cracks, no splits, just a strong, permanent bond. The knurled surface ensures a tight grip, and the double-twill design locks it in like a champ. Once in, they’re not going anywhere!

🧰 From Tiny M2 to Mighty M8 – We've Got Your Sizes Covered
This assorted set includes insert nuts in sizes M2, M2.5, M3, M4, M5, M6, and M8, making it perfect for a wide range of projectsβ€”from micro builds to robust mechanical assemblies.

πŸ’Ž Made from International-Grade Brass
Strong, corrosion-resistant, and built to lastβ€”each nut is crafted from premium international brass, ensuring long-term durability and conductivity where needed.


Why You’ll Love It:
βœ”οΈ Perfect for 3D printing, injection molding, and plastic repairs
βœ”οΈ Knurled and grooved for max grip in plastic materials
βœ”οΈ RoHS Certified – Lead-free and eco-friendly
βœ”οΈ Ideal for ABS, PLA, PETG, and other thermoplastics
βœ”οΈ Compatible with soldering irons and heat press tools


Use Cases:

  • Reinforce threaded holes in 3D printed models

  • Embed durable threads into plastic boards or parts

  • Fix stripped threads in electronics or enclosures

  • Use in robotics, cosplay props, DIY gadgets & more


πŸ’‘ Pro Tip: Use a soldering iron or heat press tool to install – just heat, insert, and let cool. You’ll get a super-secure, pro-level connection that holds tight and lasts forever. Your 3D prints deserve it! πŸ‘¨πŸ”§πŸ”₯

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